CVE-2026-18102 (GCVE-0-2026-18102)
Vulnerability from cvelistv5
Published
2026-08-19 20:32
Modified
2026-08-20 16:27
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-122 - Heap-based Buffer Overflow
Summary
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to overwrite adjacent memory due to an integer underflow during bounds checking.
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-18102",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-20T16:17:39.055984Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-20T16:27:37.265Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:o:ibm:i:7.6:*:*:*:*:*:*:*",
"cpe:2.3:o:ibm:i:7.5:*:*:*:*:*:*:*",
"cpe:2.3:o:ibm:i:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:ibm:i:7.3:*:*:*:*:*:*:*"
],
"product": "i",
"vendor": "IBM",
"versions": [
{
"status": "affected",
"version": "7.6"
},
{
"status": "affected",
"version": "7.5"
},
{
"status": "affected",
"version": "7.4"
},
{
"status": "affected",
"version": "7.3"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to overwrite adjacent memory due to an integer underflow during bounds checking.\u003c/p\u003e"
}
],
"value": "IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to overwrite adjacent memory due to an integer underflow during bounds checking."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.5,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-122",
"description": "CWE-122 Heap-based Buffer Overflow",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-19T20:32:50.506Z",
"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"shortName": "ibm"
},
"references": [
{
"tags": [
"vendor-advisory",
"patch"
],
"url": "https://www.ibm.com/support/pages/node/7283297"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cdiv\u003e\u003ctable\u003e\u003ccolgroup\u003e\u003ccol/\u003e\u003ccol/\u003e\u003ccol/\u003e\u003c/colgroup\u003e\u003cthead\u003e\u003ctr\u003e\u003ctd\u003e\u003cstrong\u003eIBM i Release\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003e5770-999\u003cbr/\u003ePTF Number(s)\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003ePTF Download Link(s)\u003c/strong\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e7.6\u003c/td\u003e\u003ctd\u003eMJ10886\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.5\u003c/td\u003e\u003ctd\u003eMJ10885\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.4\u003c/td\u003e\u003ctd\u003eMJ10884\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.3\u003c/td\u003e\u003ctd\u003eMJ10883\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003c/div\u003e\u003cp\u003eIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.\u003c/p\u003e"
}
],
"value": "IBM i Release5770-999\nPTF Number(s)PTF Download Link(s)7.6MJ10886 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886 7.5MJ10885 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885 7.4MJ10884 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884 7.3MJ10883 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883 \n\n\n\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products."
}
],
"title": "IBM i Buffer Overflow"
}
},
"cveMetadata": {
"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"assignerShortName": "ibm",
"cveId": "CVE-2026-18102",
"datePublished": "2026-08-19T20:32:50.506Z",
"dateReserved": "2026-07-28T17:33:47.769Z",
"dateUpdated": "2026-08-20T16:27:37.265Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-18102\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-20T16:17:39.055984Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-20T16:24:41.397Z\"}}], \"cna\": {\"title\": \"IBM i Buffer Overflow\", \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 3.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"HIGH\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"cpes\": [\"cpe:2.3:o:ibm:i:7.6:*:*:*:*:*:*:*\", \"cpe:2.3:o:ibm:i:7.5:*:*:*:*:*:*:*\", \"cpe:2.3:o:ibm:i:7.4:*:*:*:*:*:*:*\", \"cpe:2.3:o:ibm:i:7.3:*:*:*:*:*:*:*\"], \"vendor\": \"IBM\", \"product\": \"i\", \"versions\": [{\"status\": \"affected\", \"version\": \"7.6\"}, {\"status\": \"affected\", \"version\": \"7.5\"}, {\"status\": \"affected\", \"version\": \"7.4\"}, {\"status\": \"affected\", \"version\": \"7.3\"}]}], \"solutions\": [{\"lang\": \"en\", \"value\": \"IBM i Release5770-999\\nPTF Number(s)PTF Download Link(s)7.6MJ10886 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886 7.5MJ10885 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885 7.4MJ10884 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884 7.3MJ10883 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883 \\n\\n\\n\\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cdiv\u003e\u003ctable\u003e\u003ccolgroup\u003e\u003ccol/\u003e\u003ccol/\u003e\u003ccol/\u003e\u003c/colgroup\u003e\u003cthead\u003e\u003ctr\u003e\u003ctd\u003e\u003cstrong\u003eIBM i Release\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003e5770-999\u003cbr/\u003ePTF Number(s)\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003ePTF Download Link(s)\u003c/strong\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e7.6\u003c/td\u003e\u003ctd\u003eMJ10886\u003c/td\u003e\u003ctd\u003e\u003ca href=\\\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886\\\" rel=\\\"noopener noreferrer nofollow\\\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.5\u003c/td\u003e\u003ctd\u003eMJ10885\u003c/td\u003e\u003ctd\u003e\u003ca href=\\\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885\\\" rel=\\\"noopener noreferrer nofollow\\\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.4\u003c/td\u003e\u003ctd\u003eMJ10884\u003c/td\u003e\u003ctd\u003e\u003ca href=\\\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884\\\" rel=\\\"noopener noreferrer nofollow\\\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.3\u003c/td\u003e\u003ctd\u003eMJ10883\u003c/td\u003e\u003ctd\u003e\u003ca href=\\\"https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883\\\" rel=\\\"noopener noreferrer nofollow\\\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003c/div\u003e\u003cp\u003eIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.\u003c/p\u003e\", \"base64\": false}]}], \"references\": [{\"url\": \"https://www.ibm.com/support/pages/node/7283297\", \"tags\": [\"vendor-advisory\", \"patch\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to overwrite adjacent memory due to an integer underflow during bounds checking.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to overwrite adjacent memory due to an integer underflow during bounds checking.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-122\", \"description\": \"CWE-122 Heap-based Buffer Overflow\"}]}], \"providerMetadata\": {\"orgId\": \"9a959283-ebb5-44b6-b705-dcc2bbced522\", \"shortName\": \"ibm\", \"dateUpdated\": \"2026-08-19T20:32:50.506Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-18102\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-20T16:27:37.265Z\", \"dateReserved\": \"2026-07-28T17:33:47.769Z\", \"assignerOrgId\": \"9a959283-ebb5-44b6-b705-dcc2bbced522\", \"datePublished\": \"2026-08-19T20:32:50.506Z\", \"assignerShortName\": \"ibm\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
Loading…
Loading…