gsd-2021-21691
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Creating symbolic links is possible without the 'symlink' agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-21691",
"description": "Creating symbolic links is possible without the \u0027symlink\u0027 agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.",
"id": "GSD-2021-21691",
"references": [
"https://access.redhat.com/errata/RHSA-2021:4833",
"https://access.redhat.com/errata/RHSA-2021:4829",
"https://access.redhat.com/errata/RHSA-2021:4827",
"https://access.redhat.com/errata/RHSA-2021:4801",
"https://access.redhat.com/errata/RHSA-2021:4799",
"https://security.archlinux.org/CVE-2021-21691"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-21691"
],
"details": "Creating symbolic links is possible without the \u0027symlink\u0027 agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.",
"id": "GSD-2021-21691",
"modified": "2023-12-13T01:23:11.356754Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "jenkinsci-cert@googlegroups.com",
"ID": "CVE-2021-21691",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Jenkins",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_name": "unspecified",
"version_value": "2.318"
}
]
}
}
]
},
"vendor_name": "Jenkins project"
}
]
}
},
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"description": {
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"value": "Creating symbolic links is possible without the \u0027symlink\u0027 agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier."
}
]
},
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{
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"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455",
"refsource": "MISC",
"url": "https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455"
}
]
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "(,2.319)",
"affected_versions": "All versions before 2.319",
"cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-863",
"CWE-937"
],
"date": "2021-11-09",
"description": "Creating symbolic links is possible without the \u0027symlink\u0027 agent-to-controller access control permission in Jenkins.",
"fixed_versions": [],
"identifier": "CVE-2021-21691",
"identifiers": [
"CVE-2021-21691"
],
"not_impacted": "",
"package_slug": "maven/org.jenkins-ci.main/jenkins-core",
"pubdate": "2021-11-04",
"solution": "Unfortunately, there is no solution available yet.",
"title": "Incorrect Authorization",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2021-21691",
"https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455"
],
"uuid": "3aa163ba-dc51-49ed-8ae8-1b8b378b7aba"
}
]
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.303.3",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.319",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "jenkinsci-cert@googlegroups.com",
"ID": "CVE-2021-21691"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
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"value": "Creating symbolic links is possible without the \u0027symlink\u0027 agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-59"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455",
"refsource": "CONFIRM",
"tags": [
"Vendor Advisory"
],
"url": "https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "HIGH",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
},
"lastModifiedDate": "2023-11-22T21:23Z",
"publishedDate": "2021-11-04T17:15Z"
}
}
}
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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.