Vulnerability Details : CVE-2023-5198

An issue has been discovered in GitLab affecting all versions prior to 16.2.7, all versions starting from 16.3 before 16.3.5, and all versions starting from 16.4 before 16.4.1. It was possible for a removed project member to write to protected branches using deploy keys.
Published 2023-09-29 08:15:10
Updated 2024-10-03 07:15:23
Source GitLab Inc.
View at NVD,   CVE.org

Products affected by CVE-2023-5198

  • Gitlab » Gitlab » Enterprise Edition
    Versions from including (>=) 8.15 and before (<) 16.2.8
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
    Matching versions
  • Gitlab » Gitlab » Community Edition
    Versions from including (>=) 16.3.0 and before (<) 16.3.5
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
    Matching versions
  • Gitlab » Gitlab » Community Edition
    Versions from including (>=) 8.15 and before (<) 16.2.8
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
    Matching versions
  • Gitlab » Gitlab » Enterprise Edition
    Versions from including (>=) 16.3.0 and before (<) 16.3.5
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
    Matching versions
  • Gitlab » Gitlab » Version: 16.4.0 Community Edition
    cpe:2.3:a:gitlab:gitlab:16.4.0:*:*:*:community:*:*:*
    Matching versions
  • Gitlab » Gitlab » Version: 16.4.0 Enterprise Edition
    cpe:2.3:a:gitlab:gitlab:16.4.0:*:*:*:enterprise:*:*:*
    Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2023-5198

EPSS FAQ
0.05%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 22 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-5198

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
2.8
1.4
 GitLab Inc.
4.3
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
2.8
1.4
 NIST

CWE ids for CVE-2023-5198

  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: cve@gitlab.com (Secondary)
  • The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
    Assigned by: cve@gitlab.com (Secondary)

References for CVE-2023-5198

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