CVE-2021-22245 - Vulnerability Details - OpenCVE

Improper validation of commit author in GitLab CE/EE affecting all versions allowed an attacker to make several pages in a project impossible to view

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Gitlab	Gitlab

Configuration 1 [-]

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

No data.

References

Link	Providers
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json
https://gitlab.com/gitlab-org/gitlab/-/issues/255612
https://hackerone.com/reports/987689

History

No history.

MITRE

Status: PUBLISHED

Assigner: GitLab

Published: 2021-08-25T18:31:57.000Z

Updated: 2024-08-03T18:37:18.243Z

Reserved: 2021-01-05T00:00:00.000Z

Link: CVE-2021-22245

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-08-25T19:15:11.350

Modified: 2026-06-17T03:36:52.627

Link: CVE-2021-22245

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "GitLab", "vendor": "GitLab", "versions": [{"status": "affected", "version": "<13.12.9"}, {"status": "affected", "version": ">=14.0, <14.0.7"}, {"status": "affected", "version": ">=14.1, <14.1.2"}]}], "credits": [{"lang": "en", "value": "Thanks @stanlyoncm for reporting this vulnerability through our HackerOne bug bounty program"}], "descriptions": [{"lang": "en", "value": "Improper validation of commit author in GitLab CE/EE affecting all versions allowed an attacker to make several pages in a project impossible to view"}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "Improper input validation in GitLab", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-08-25T18:31:57.000Z", "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/255612"}, {"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/987689"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@gitlab.com", "ID": "CVE-2021-22245", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "GitLab", "version": {"version_data": [{"version_value": "<13.12.9"}, {"version_value": ">=14.0, <14.0.7"}, {"version_value": ">=14.1, <14.1.2"}]}}]}, "vendor_name": "GitLab"}]}}, "credit": [{"lang": "eng", "value": "Thanks @stanlyoncm 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 validation of commit author in GitLab CE/EE affecting all versions allowed an attacker to make several pages in a project impossible to view"}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper input validation in GitLab"}]}]}, "references": {"reference_data": [{"name": "https://gitlab.com/gitlab-org/gitlab/-/issues/255612", "refsource": "MISC", "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/255612"}, {"name": "https://hackerone.com/reports/987689", "refsource": "MISC", "url": "https://hackerone.com/reports/987689"}, {"name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json", "refsource": "CONFIRM", "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:37:18.243Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/255612"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/987689"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json"}]}]}, "cveMetadata": {"assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "assignerShortName": "GitLab", "cveId": "CVE-2021-22245", "datePublished": "2021-08-25T18:31:57.000Z", "dateReserved": "2021-01-05T00:00:00.000Z", "dateUpdated": "2024-08-03T18:37:18.243Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "GitLab", "vendor": "GitLab", "versions": [{"status": "affected", "version": "<13.12.9"}, {"status": "affected", "version": ">=14.0, <14.0.7"}, {"status": "affected", "version": ">=14.1, <14.1.2"}]}], "source": "cve@gitlab.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "E1E1D1F5-7EB7-41B4-A122-8B6DD40EC1FB", "versionEndExcluding": "13.12.9", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "8C66B593-5C4B-4E80-99B4-0F2CF0EDE166", "versionEndExcluding": "13.12.9", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "7BAF03F5-F078-4080-9F72-B51DE3F0EFD8", "versionEndExcluding": "14.0.7", "versionStartIncluding": "14.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "80FE53A3-015A-41EF-B238-DEE9AB2FEF8C", "versionEndExcluding": "14.0.7", "versionStartIncluding": "14.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "F02DE4BD-E3C7-491A-9FA7-EB3ED914480F", "versionEndExcluding": "14.1.2", "versionStartIncluding": "14.1.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "02027E6A-E1D7-4109-BC9A-2B6BC335BA20", "versionEndExcluding": "14.1.2", "versionStartIncluding": "14.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper validation of commit author in GitLab CE/EE affecting all versions allowed an attacker to make several pages in a project impossible to view"}, {"lang": "es", "value": "Una comprobaci\u00f3n inapropiada del autor de los commit en GitLab CE/EE, afectando a todas las versiones, permit\u00eda a un atacante imposibilitar la visualizaci\u00f3n de varias p\u00e1ginas de un proyecto"}], "id": "CVE-2021-22245", "lastModified": "2026-06-17T03:36:52.627", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 1.4, "source": "cve@gitlab.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-25T19:15:11.350", "references": [{"source": "cve@gitlab.com", "tags": ["Vendor Advisory"], "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json"}, {"source": "cve@gitlab.com", "tags": ["Broken Link"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/255612"}, {"source": "cve@gitlab.com", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/987689"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/255612"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/987689"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}