CVE-2023-6386

A denial of service vulnerability was identified in GitLab CE/EE, affecting all versions from 15.11 prior to 16.6.7, 16.7 prior to 16.7.5 and 16.8 prior to 16.8.2 which allows an attacker to spike the GitLab instance resource usage resulting in service degradation.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://gitlab.com/gitlab-org/gitlab/-/issues/433147	Broken Link
https://hackerone.com/reports/2261581	Permissions Required

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

05 Aug 2025, 21:03

Type	Values Removed	Values Added
References	~~() https://gitlab.com/gitlab-org/gitlab/-/issues/433147 -~~	() https://gitlab.com/gitlab-org/gitlab/-/issues/433147 - Broken Link
References	~~() https://hackerone.com/reports/2261581 -~~	() https://hackerone.com/reports/2261581 - Permissions Required
CPE		cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:::::community:::*
First Time		Gitlab gitlab Gitlab
Summary		(es) Se identificó una vulnerabilidad de denegación de servicio en GitLab CE/EE, que afecta a todas las versiones desde la 15.11 anterior a la 16.6.7, la 16.7 anterior a la 16.7.5 y la 16.8 anterior a la 16.8.2, lo que permite a un atacante aumentar el uso de recursos de la instancia de GitLab, lo que resulta en una degradación del servicio.

05 Feb 2025, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-02-05 10:15

Updated : 2025-08-05 21:03

NVD link : CVE-2023-6386

Mitre link : CVE-2023-6386

CVE.ORG link : CVE-2023-6386

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

{"id": "CVE-2023-6386", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@gitlab.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2025-02-05T10:15:22.093", "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/433147", "tags": ["Broken Link"], "source": "cve@gitlab.com"}, {"url": "https://hackerone.com/reports/2261581", "tags": ["Permissions Required"], "source": "cve@gitlab.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "cve@gitlab.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "A denial of service vulnerability was identified in GitLab CE/EE, affecting all versions from 15.11 prior to 16.6.7, 16.7 prior to 16.7.5 and 16.8 prior to 16.8.2 which allows an attacker to spike the GitLab instance resource usage resulting in service degradation."}, {"lang": "es", "value": "Se identific\u00f3 una vulnerabilidad de denegaci\u00f3n de servicio en GitLab CE/EE, que afecta a todas las versiones desde la 15.11 anterior a la 16.6.7, la 16.7 anterior a la 16.7.5 y la 16.8 anterior a la 16.8.2, lo que permite a un atacante aumentar el uso de recursos de la instancia de GitLab, lo que resulta en una degradaci\u00f3n del servicio."}], "lastModified": "2025-08-05T21:03:00.487", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "7124E700-DBBB-4F09-9887-2047740238AF", "versionEndExcluding": "16.6.7", "versionStartIncluding": "15.11.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "7669B81D-047D-42B2-BAA5-69C6DA41CFCA", "versionEndExcluding": "16.6.7", "versionStartIncluding": "15.11.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "CB714ECE-4A79-43F6-839F-7761965B7D1E", "versionEndExcluding": "16.7.5", "versionStartIncluding": "16.7.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "8ECA9350-B77B-41F6-B234-72BF47FD50E7", "versionEndExcluding": "16.7.5", "versionStartIncluding": "16.7.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "CE6476FF-7CAC-44B8-BB9B-56B54C8D1F4E", "versionEndExcluding": "16.8.2", "versionStartIncluding": "16.8.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "FDA190F8-0AAA-44DF-8A6B-A9A4380D478C", "versionEndExcluding": "16.8.2", "versionStartIncluding": "16.8.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@gitlab.com"}