gsd-2021-39945
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an author of a Merge Request to approve the Merge Request even after having their project access revoked
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-39945",
"description": "Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an author of a Merge Request to approve the Merge Request even after having their project access revoked",
"id": "GSD-2021-39945",
"references": [
"https://security.archlinux.org/CVE-2021-39945"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-39945"
],
"details": "Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an author of a Merge Request to approve the Merge Request even after having their project access revoked",
"id": "GSD-2021-39945",
"modified": "2023-12-13T01:23:16.011640Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"ASSIGNER": "cve@gitlab.com",
"ID": "CVE-2021-39945",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "GitLab",
"version": {
"version_data": [
{
"version_value": "\u003e=14.5, \u003c14.5.2"
},
{
"version_value": "\u003e=14.4, \u003c14.4.4"
},
{
"version_value": "\u003e=9.4, \u003c14.3.6"
}
]
}
}
]
},
"vendor_name": "GitLab"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Thanks @muthu_prakash for reporting this vulnerability through our HackerOne bug bounty program"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an author of a Merge Request to approve the Merge Request even after having their project access revoked"
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 2.6,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
}
},
"problemtype": {
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"lang": "eng",
"value": "Improper access control in GitLab"
}
]
}
]
},
"references": {
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{
"name": "https://gitlab.com/gitlab-org/gitlab/-/issues/331675",
"refsource": "MISC",
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/331675"
},
{
"name": "https://hackerone.com/reports/1198317",
"refsource": "MISC",
"url": "https://hackerone.com/reports/1198317"
},
{
"name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json",
"refsource": "CONFIRM",
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
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"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.3.6",
"versionStartIncluding": "9.4.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
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{
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{
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},
{
"cpe23Uri": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.5.2",
"versionStartIncluding": "14.5.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.5.2",
"versionStartIncluding": "14.5.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "cve@gitlab.com",
"ID": "CVE-2021-39945"
},
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"description": {
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}
]
},
"problemtype": {
"problemtype_data": [
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},
"references": {
"reference_data": [
{
"name": "https://gitlab.com/gitlab-org/gitlab/-/issues/331675",
"refsource": "MISC",
"tags": [
"Broken Link"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/331675"
},
{
"name": "https://hackerone.com/reports/1198317",
"refsource": "MISC",
"tags": [
"Permissions Required",
"Third Party Advisory"
],
"url": "https://hackerone.com/reports/1198317"
},
{
"name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json",
"refsource": "CONFIRM",
"tags": [
"Third Party Advisory"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 4.0,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 2.7,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.2,
"impactScore": 1.4
}
},
"lastModifiedDate": "2021-12-15T17:21Z",
"publishedDate": "2021-12-13T16:15Z"
}
}
}
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- 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.