CVE-2020-13347

A command injection vulnerability was discovered in Gitlab runner versions prior to 13.2.4, 13.3.2 and 13.4.1. When the runner is configured on a Windows system with a docker executor, which allows the attacker to run arbitrary commands on Windows host, via DOCKER_AUTH_CONFIG build variable.

CVSS v3 9.1 CRITICAL
CVSS v2.0 9.0 HIGH

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13347.json	Vendor Advisory
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/26725	Broken Link Vendor Advisory
https://hackerone.com/reports/955016	Permissions Required Third Party Advisory

Configurations

Configuration 1 (hide)

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:::*

History

No history.

Information

Published : 2020-10-07 14:15

Updated : 2023-12-10 13:41

NVD link : CVE-2020-13347

Mitre link : CVE-2020-13347

CVE.ORG link : CVE-2020-13347

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2020-13347", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.3}, {"type": "Secondary", "source": "cve@gitlab.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.3}]}, "published": "2020-10-07T14:15:11.827", "references": [{"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13347.json", "tags": ["Vendor Advisory"], "source": "cve@gitlab.com"}, {"url": "https://gitlab.com/gitlab-org/gitlab-runner/-/issues/26725", "tags": ["Broken Link", "Vendor Advisory"], "source": "cve@gitlab.com"}, {"url": "https://hackerone.com/reports/955016", "tags": ["Permissions Required", "Third Party Advisory"], "source": "cve@gitlab.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "A command injection vulnerability was discovered in Gitlab runner versions prior to 13.2.4, 13.3.2 and 13.4.1. When the runner is configured on a Windows system with a docker executor, which allows the attacker to run arbitrary commands on Windows host, via DOCKER_AUTH_CONFIG build variable."}, {"lang": "es", "value": "Se detect\u00f3 una vulnerabilidad de inyecci\u00f3n de comandos en el ejecutor de Gitlab versiones anteriores a 13.2.4, 13.3.2 y 13.4.1. Cuando el ejecutor est\u00e1 configurado en un sistema Windows con un ejecutor docker, permitiendo al atacante ejecutar comandos arbitrarios en el host de Windows, por medio de la variable de compilaci\u00f3n DOCKER_AUTH_CONFIG"}], "lastModified": "2021-07-21T11:39:23.747", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "CA7D66F8-0E12-4063-83C1-06CBCD8D0001", "versionEndExcluding": "13.2.4", "versionStartIncluding": "12.0.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "51687A1F-1E2E-4FCF-AA2F-4B5800F53996", "versionEndExcluding": "13.2.4", "versionStartIncluding": "12.0.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "F87394D4-69DE-4BFB-A83E-5D5AB69A4393", "versionEndExcluding": "13.3.2", "versionStartIncluding": "13.3.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "A201A36B-5D81-4D1D-BE92-F06CD9009C4F", "versionEndExcluding": "13.3.2", "versionStartIncluding": "13.3.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "2FEB2D55-423B-4CE6-9A38-CFABD960DBDF", "versionEndExcluding": "13.4.1", "versionStartIncluding": "13.4.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "D28DF4FF-6C22-4212-9889-83997BE787D9", "versionEndExcluding": "13.4.1", "versionStartIncluding": "13.4.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@gitlab.com"}