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vuln-cve/data/2023/6xxx/CVE-2023-6840.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2023-6840",
"assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"state": "PUBLISHED",
"assignerShortName": "GitLab",
"dateReserved": "2023-12-15T12:02:46.848Z",
"datePublished": "2024-02-07T22:02:20.934Z",
"dateUpdated": "2026-04-24T04:07:19.586Z"
},
"containers": {
"cna": {
"title": "Missing Authorization in GitLab",
"descriptions": [
{
"lang": "en",
"value": "An issue has been discovered in GitLab EE affecting all versions from 16.4 prior to 16.6.7, 16.7 prior to 16.7.5, and 16.8 prior to 16.8.2 which allows a maintainer to change the name of a protected branch that bypasses the security policy added to block MR."
}
],
"affected": [
{
"vendor": "GitLab",
"product": "GitLab",
"repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
],
"versions": [
{
"version": "16.4",
"status": "affected",
"lessThan": "16.6.7",
"versionType": "semver"
},
{
"version": "16.7",
"status": "affected",
"lessThan": "16.7.5",
"versionType": "semver"
},
{
"version": "16.8",
"status": "affected",
"lessThan": "16.8.2",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-862: Missing Authorization",
"cweId": "CWE-862",
"type": "CWE"
}
]
}
],
"references": [
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/435500",
"name": "GitLab Issue #435500",
"tags": [
"issue-tracking",
"permissions-required"
]
},
{
"url": "https://hackerone.com/reports/2280292",
"name": "HackerOne Bug Bounty Report #2280292",
"tags": [
"technical-description",
"exploit",
"permissions-required"
]
}
],
"metrics": [
{
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
],
"cvssV3_1": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 6.7,
"baseSeverity": "MEDIUM"
}
}
],
"solutions": [
{
"lang": "en",
"value": "Upgrade to versions 16.8.2, 16.7.5, 16.6.7 or above."
}
],
"credits": [
{
"lang": "en",
"value": "Thanks [js_noob](https://hackerone.com/js_noob) for reporting this vulnerability through our HackerOne bug bounty program",
"type": "finder"
}
],
"providerMetadata": {
"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"shortName": "GitLab",
"dateUpdated": "2026-04-24T04:07:19.586Z"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2024-12-18T17:54:46.828519Z",
"id": "CVE-2023-6840",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2024-12-18T17:55:10.272Z"
}
},
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-02T08:42:08.148Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/435500",
"name": "GitLab Issue #435500",
"tags": [
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]
},
{
"url": "https://hackerone.com/reports/2280292",
"name": "HackerOne Bug Bounty Report #2280292",
"tags": [
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}
}