CVE-2021-39945
Vulnerability from cvelistv5
Published
2021-12-13 15:47
Modified
2024-08-04 02:20
Severity ?
EPSS score ?
0.23%
(0.4294)
Summary
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
References
▼ | URL | Tags | |
---|---|---|---|
cve@gitlab.com | https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json | Third Party Advisory | |
cve@gitlab.com | https://gitlab.com/gitlab-org/gitlab/-/issues/331675 | Broken Link | |
cve@gitlab.com | https://hackerone.com/reports/1198317 | Permissions Required, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json | Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://gitlab.com/gitlab-org/gitlab/-/issues/331675 | Broken Link | |
af854a3a-2127-422b-91ae-364da2661108 | https://hackerone.com/reports/1198317 | Permissions Required, Third Party Advisory |
Impacted products
{ containers: { adp: [ { providerMetadata: { dateUpdated: "2024-08-04T02:20:34.109Z", orgId: "af854a3a-2127-422b-91ae-364da2661108", shortName: "CVE", }, references: [ { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://gitlab.com/gitlab-org/gitlab/-/issues/331675", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://hackerone.com/reports/1198317", }, { tags: [ "x_refsource_CONFIRM", "x_transferred", ], url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json", }, ], title: "CVE Program Container", }, ], cna: { affected: [ { product: "GitLab", vendor: "GitLab", versions: [ { status: "affected", version: ">=14.5, <14.5.2", }, { status: "affected", version: ">=14.4, <14.4.4", }, { status: "affected", version: ">=9.4, <14.3.6", }, ], }, ], credits: [ { lang: "en", value: "Thanks @muthu_prakash for reporting this vulnerability through our HackerOne bug bounty program", }, ], descriptions: [ { lang: "en", 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", }, ], metrics: [ { cvssV3_1: { 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", }, }, ], problemTypes: [ { descriptions: [ { description: "Improper access control in GitLab", lang: "en", type: "text", }, ], }, ], providerMetadata: { dateUpdated: "2021-12-13T15:47:49", orgId: "ceab7361-8a18-47b1-92ba-4d7d25f6715a", shortName: "GitLab", }, references: [ { tags: [ "x_refsource_MISC", ], url: "https://gitlab.com/gitlab-org/gitlab/-/issues/331675", }, { tags: [ "x_refsource_MISC", ], url: "https://hackerone.com/reports/1198317", }, { tags: [ "x_refsource_CONFIRM", ], url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json", }, ], x_legacyV4Record: { CVE_data_meta: { 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: ">=14.5, <14.5.2", }, { version_value: ">=14.4, <14.4.4", }, { version_value: ">=9.4, <14.3.6", }, ], }, }, ], }, 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: { description_data: [ { lang: "eng", 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: { problemtype_data: [ { description: [ { lang: "eng", value: "Improper access control in GitLab", }, ], }, ], }, references: { reference_data: [ { 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", }, ], }, }, }, }, cveMetadata: { assignerOrgId: "ceab7361-8a18-47b1-92ba-4d7d25f6715a", assignerShortName: "GitLab", cveId: "CVE-2021-39945", datePublished: "2021-12-13T15:47:49", dateReserved: "2021-08-23T00:00:00", dateUpdated: "2024-08-04T02:20:34.109Z", state: "PUBLISHED", }, dataType: "CVE_RECORD", dataVersion: "5.1", "vulnerability-lookup:meta": { nvd: "{\"cve\":{\"id\":\"CVE-2021-39945\",\"sourceIdentifier\":\"cve@gitlab.com\",\"published\":\"2021-12-13T16:15:09.827\",\"lastModified\":\"2024-11-21T06:20:37.997\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"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 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proyecto\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cve@gitlab.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":2.7,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.2,\"impactScore\":1.4},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":2.7,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.2,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:N/I:P/A:N\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-863\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"9.4.0\",\"versionEndExcluding\":\"14.3.6\",\"matchCriteriaId\":\"64438CDF-3C87-455F-A1D6-1DE70D4B68D7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"9.4.0\",\"versionEndExcluding\":\"14.3.6\",\"matchCriteriaId\":\"8B8E7F0C-0331-4308-AB4E-8F61DA7CF766\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"14.4.0\",\"versionEndExcluding\":\"14.4.4\",\"matchCriteriaId\":\"1E801B5F-9C94-4CB2-89ED-D071E567132C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"14.4.0\",\"versionEndExcluding\":\"14.4.4\",\"matchCriteriaId\":\"7C38F838-02EA-4E2F-8493-57DD401EF911\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"14.5.0\",\"versionEndExcluding\":\"14.5.2\",\"matchCriteriaId\":\"95F59DF7-707C-4C43-8352-8115DAF1C533\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"14.5.0\",\"versionEndExcluding\":\"14.5.2\",\"matchCriteriaId\":\"64F26CC0-C99A-4748-963B-944F39E4B647\"}]}]}],\"references\":[{\"url\":\"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Third 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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.