CVE-2021-44693 (GCVE-0-2021-44693)
Vulnerability from cvelistv5
Published
2022-12-13 00:00
Modified
2025-04-21 13:45
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-1284 - Improper Validation of Specified Quantity in Input
Summary
Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.
References
Impacted products
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"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf"
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"role": "CISA Coordinator",
"timestamp": "2025-04-18T15:15:17.856761Z",
"version": "2.0.3"
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"shortName": "CISA-ADP"
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"title": "CISA ADP Vulnrichment"
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"cna": {
"affected": [
{
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"product": "SIMATIC Drive Controller CPU 1504D TF",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC Drive Controller CPU 1507D TF",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V21.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1200 CPU family (incl. SIPLUS variants)",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V4.6.0"
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]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1510SP F-1 PN",
"vendor": "Siemens",
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{
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]
},
{
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{
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]
},
{
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{
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{
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},
{
"defaultStatus": "unknown",
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"vendor": "Siemens",
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{
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},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1511TF-1 PN",
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"vendor": "Siemens",
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{
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},
{
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{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1512SP-1 PN",
"vendor": "Siemens",
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{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1513-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
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]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1513-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1513F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1513F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
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"vendor": "Siemens",
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{
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},
{
"defaultStatus": "unknown",
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"vendor": "Siemens",
"versions": [
{
"status": "affected",
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]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1515-2 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
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{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1515F-2 PN",
"vendor": "Siemens",
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{
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{
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"product": "SIMATIC S7-1500 CPU 1515F-2 PN",
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"vendor": "Siemens",
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]
},
{
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"vendor": "Siemens",
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{
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}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1515TF-2 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1516-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1516-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1516F-3 PN/DP",
"vendor": "Siemens",
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{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
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{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1516F-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1516T-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
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},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1516TF-3 PN/DP",
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{
"defaultStatus": "unknown",
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"vendor": "Siemens",
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{
"status": "affected",
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{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1517F-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1517H-3 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1517T-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1517TF-3 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518-4 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518HF-4 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518T-4 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU 1518TF-4 PN/DP",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.0.1"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-1500 Software Controller V2",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V21.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIMATIC S7-PLCSIM Advanced",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V5.0"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1510SP F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1510SP F-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1510SP-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1510SP-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1510SP-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1510SP-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
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]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS ET 200SP CPU 1512SP-1 PN RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN TX RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511-1 PN TX RAIL",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1511F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
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},
{
"defaultStatus": "unknown",
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"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1513-1 PN",
"vendor": "Siemens",
"versions": [
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}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1513-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1513-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
{
"defaultStatus": "unknown",
"product": "SIPLUS S7-1500 CPU 1513F-1 PN",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V2.9.7"
}
]
},
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\"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511-1 PN TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511-1 PN TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515F-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515F-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515F-2 PN RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515F-2 PN T2 RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515R-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515R-2 PN TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1517H-3 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518F-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518HF-4 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS TIM 1531 IRC\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.3.6\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"TIM 1531 IRC\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.3.6\"}], \"defaultStatus\": \"unknown\"}], \"references\": [{\"url\": \"https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Affected devices don\u0027t process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-1284\", \"description\": \"CWE-1284: Improper Validation of Specified Quantity in Input\"}]}], \"providerMetadata\": {\"orgId\": \"cec7a2ec-15b4-4faf-bd53-b40f371f3a77\", \"shortName\": \"siemens\", \"dateUpdated\": \"2023-09-12T09:31:53.197Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2021-44693\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-21T13:45:41.428Z\", \"dateReserved\": \"2021-12-07T00:00:00.000Z\", \"assignerOrgId\": \"cec7a2ec-15b4-4faf-bd53-b40f371f3a77\", \"datePublished\": \"2022-12-13T00:00:00.000Z\", \"assignerShortName\": \"siemens\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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