CVE-2021-1612 (GCVE-0-2021-1612)
Vulnerability from cvelistv5
Published
2021-09-23 02:30
Modified
2024-11-07 21:51
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device.
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco IOS XE SD-WAN Software |
Version: n/a |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T16:18:10.335Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "20210922 Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability",
"tags": [
"vendor-advisory",
"x_refsource_CISCO",
"x_transferred"
],
"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-1612",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-11-07T21:40:28.570040Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-11-07T21:51:57.117Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Cisco IOS XE SD-WAN Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2021-09-22T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-61",
"description": "CWE-61",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-09-23T02:30:39.000Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "20210922 Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability",
"tags": [
"vendor-advisory",
"x_refsource_CISCO"
],
"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm"
}
],
"source": {
"advisory": "cisco-sa-sd-wan-GjR5pGOm",
"defect": [
[
"CSCvt63238"
]
],
"discovery": "INTERNAL"
},
"title": "Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@cisco.com",
"DATE_PUBLIC": "2021-09-22T16:00:00",
"ID": "CVE-2021-1612",
"STATE": "PUBLIC",
"TITLE": "Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Cisco IOS XE SD-WAN Software",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "Cisco"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device."
}
]
},
"exploit": [
{
"lang": "en",
"value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
}
],
"impact": {
"cvss": {
"baseScore": "5.5",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"version": "3.0"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-61"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "20210922 Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability",
"refsource": "CISCO",
"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm"
}
]
},
"source": {
"advisory": "cisco-sa-sd-wan-GjR5pGOm",
"defect": [
[
"CSCvt63238"
]
],
"discovery": "INTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2021-1612",
"datePublished": "2021-09-23T02:30:39.829Z",
"dateReserved": "2020-11-13T00:00:00.000Z",
"dateUpdated": "2024-11-07T21:51:57.117Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm\", \"name\": \"20210922 Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability\", \"tags\": [\"vendor-advisory\", \"x_refsource_CISCO\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T16:18:10.335Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-1612\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-11-07T21:40:28.570040Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-11-07T21:41:16.475Z\"}}], \"cna\": {\"title\": \"Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability\", \"source\": {\"defect\": [[\"CSCvt63238\"]], \"advisory\": \"cisco-sa-sd-wan-GjR5pGOm\", \"discovery\": \"INTERNAL\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.5, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"vendor\": \"Cisco\", \"product\": \"Cisco IOS XE SD-WAN Software\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"exploits\": [{\"lang\": \"en\", \"value\": \"The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.\"}], \"datePublic\": \"2021-09-22T00:00:00.000Z\", \"references\": [{\"url\": \"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm\", \"name\": \"20210922 Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability\", \"tags\": [\"vendor-advisory\", \"x_refsource_CISCO\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-61\", \"description\": \"CWE-61\"}]}], \"providerMetadata\": {\"orgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"shortName\": \"cisco\", \"dateUpdated\": \"2021-09-23T02:30:39.000Z\"}, \"x_legacyV4Record\": {\"impact\": {\"cvss\": {\"version\": \"3.0\", \"baseScore\": \"5.5\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N\"}}, \"source\": {\"defect\": [[\"CSCvt63238\"]], \"advisory\": \"cisco-sa-sd-wan-GjR5pGOm\", \"discovery\": \"INTERNAL\"}, \"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_value\": \"n/a\"}]}, \"product_name\": \"Cisco IOS XE SD-WAN Software\"}]}, \"vendor_name\": \"Cisco\"}]}}, \"exploit\": [{\"lang\": \"en\", \"value\": \"The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.\"}], \"data_type\": \"CVE\", \"references\": {\"reference_data\": [{\"url\": \"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm\", \"name\": \"20210922 Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability\", \"refsource\": \"CISCO\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"CWE-61\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2021-1612\", \"STATE\": \"PUBLIC\", \"TITLE\": \"Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability\", \"ASSIGNER\": \"psirt@cisco.com\", \"DATE_PUBLIC\": \"2021-09-22T16:00:00\"}}}}",
"cveMetadata": "{\"cveId\": \"CVE-2021-1612\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-11-07T21:51:57.117Z\", \"dateReserved\": \"2020-11-13T00:00:00.000Z\", \"assignerOrgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"datePublished\": \"2021-09-23T02:30:39.829Z\", \"assignerShortName\": \"cisco\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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…