An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.8, all versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. Users were capable of linking CI/CD jobs of private projects which they are not a member of.

The version of GitLab installed on the remote host is affected by a vulnerability, as follows:

  - An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.8, all     versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. Users were     capable of linking CI/CD jobs of private projects which they are not a member of. (CVE-2023-4532)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 6e0ebb4a-5e75-11ee-a365-001b217b3468 advisory.

  - An information disclosure issue in GitLab CE/EE affecting all versions prior to 16.2.8, 16.3 prior to     16.3.5, and 16.4 prior to 16.4.1 allows an attacker to extract non-protected CI/CD variables by tricking a     user to visit a fork with a malicious CI/CD configuration. (CVE-2023-0989)

  - An improper authorization issue has been discovered in GitLab CE/EE affecting all versions starting from     11.8 before 16.2.x8, all versions starting from 16.3 before 16.3.5 and all versions starting from 16.4.0     before 16.4.1. It allows a project reporter can leak the owner's Sentry instance projects. (CVE-2023-2233)

  - An issue has been discovered in GitLab EE affecting all versions affecting all versions from 11.11 prior     to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1. Single Sign On restrictions were not correctly     enforced for indirect project members accessing public members-only project repositories. (CVE-2023-3115)

  - An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.8, all     versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible     that an unauthorised user to fork a public project. (CVE-2023-3413)

  - An input validation issue in the asset proxy in GitLab EE, affecting all versions from 12.3 prior to     16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1, allowed an authenticated attacker to craft image     urls which bypass the asset proxy. (CVE-2023-3906)

  - A business logic error in GitLab EE affecting all versions prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4     prior to 16.4.1 allows access to internal projects. A service account is not deleted when a namespace is     deleted, allowing access to internal projects. (CVE-2023-3914)

  - Denial of Service in pipelines affecting all versions of Gitlab EE and CE prior to 16.2.8, 16.3 prior to     16.3.5, and 16.4 prior to 16.4.1 allows attacker to cause pipelines to fail. (CVE-2023-3917)

  - An issue has been discovered in GitLab affecting all versions starting from 11.2 before 16.2.8, all     versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible     that a maintainer to create a fork relationship between existing projects contrary to the documentation.
    (CVE-2023-3920)

  - An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.15 before 16.2.8, all     versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible     to hijack some links and buttons on the GitLab UI to a malicious page. (CVE-2023-3922)

  - An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.6 before 16.2.8, all     versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible     that upstream members to collaborate with you on your branch get permission to write to the merge     request's source branch. . (CVE-2023-3979)

  - An issue has been discovered in GitLab EE affecting all versions starting 15.3 prior to prior to 16.2.8,     16.3 prior to 16.3.5, and 16.4 prior to 16.4.1. Code owner approval was not removed from merge requests     when the target branch was updated. (CVE-2023-4379)

  - An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.8, all     versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. Users were     capable of linking CI/CD jobs of private projects which they are not a member of. (CVE-2023-4532)

  - An issue has been discovered in GitLab EE affecting all versions starting from X.Y before 16.X, all     versions starting from 16.X before 16.X. It was possible for an attacker to abuse the Allowed to merge     permission as a guest user, when granted the permission through a group. (CVE-2023-4658)

  - 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. (CVE-2023-5198)

  - Two issues have been discovered in Ultimate-licensed GitLab EE affecting all versions starting 13.12 prior     to 16.2.8, 16.3.0 prior to 16.3.5, and 16.4.0 prior to 16.4.1 that could allow an attacker to impersonate     users in CI pipelines through direct transfer group imports. These are a high severity issues     (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N, 8.2). They are now mitigated in the latest release and are     assigned CVE-2023-5207. These issues have been discovered internally by GitLab team member Joern     Schneeweisz. (CVE-2023-5207)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
182357	GitLab 16.2 < 16.2.8 / 16.3 < 16.3.5 / 16.4 < 16.4.1 (CVE-2023-4532)	Nessus	CGI abuses	medium
182168	FreeBSD : Gitlab -- vulnerabilities (6e0ebb4a-5e75-11ee-a365-001b217b3468)	Nessus	FreeBSD Local Security Checks	high

Detections

Analytics

CVE-2023-4532

medium

Tenable Plugins

medium

high