PT-2023-18359 · Gitlab · Gitlab Ce/Ee+1

Ryhmnlfjon · Published 2023-06-07 · Updated 2025-01-07 · CVE-2023-2199

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 12.0 through 15.10.7 GitLab CE/EE versions 15.11 through 15.11.6 GitLab CE/EE versions 16.0 through 16.0.1

Description A Regular Expression Denial of Service issue was discovered, allowing attackers to send crafted payloads to the "preview markdown" endpoint.

Recommendations For versions 12.0 through 15.10.7, update to version 15.10.8 or later. For versions 15.11 through 15.11.6, update to version 15.11.7 or later. For versions 16.0 through 16.0.1, update to version 16.0.2 or later. As a temporary workaround, consider restricting access to the "preview markdown" endpoint until a patch is available.

Exploit

Fix

DoS

Weakness Enumeration

CWE-1333

Related Identifiers

BIT-GITLAB-2023-2199

CVE-2023-2199

Affected Products

Gitlab

Gitlab Ce/Ee

References · 13

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2199.json · Exploit
• 🔥 https://gitlab.com/gitlab-org/gitlab/-/issues/408272 · Exploit
• https://ubuntu.com/security/CVE-2023-2199 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2023-2199 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-2199 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-2199 · Security Note
• https://osv.dev/vulnerability/CVE-2023-2199 · Vendor Advisory
• https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2199.json · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-2199 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2199 · Note
• https://t.me/cvenotify/106618 · Telegram Post
• https://about.gitlab.com/releases/2023/06/05/security-release-gitlab-16-0-2-released · Note
• https://hackerone.com/reports/1943819 · Note