PT-2018-18926 · Gitlab · Gitlab Ce/Ee+1

Fransrosen · Published 2018-04-05 · Updated 2019-02-27 · CVE-2018-9243

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab Community and Enterprise Editions versions 8.4 up to 10.4

Description The issue is caused by a lack of input validation in the merge request component, specifically in filenames in changes tabs of merge requests, leading to cross-site scripting (XSS).

Recommendations For versions 8.4 up to 10.4, update to version 10.6.3, 10.5.7, or 10.4.7 to resolve the issue.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2018-9243

Affected Products

Gitlab

Gitlab Ce/Ee

References · 9

• 🔥 https://gitlab.com/gitlab-org/gitlab-ce/issues/42028 · Exploit
• https://cve.org/CVERecord?id=CVE-2018-9243 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-9243 · Security Note
• https://ubuntu.com/security/CVE-2018-9243 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-9243 · Vendor Advisory
• https://about.gitlab.com/2018/04/04/security-release-gitlab-10-dot-6-dot-3-released · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-9243 · Vendor Advisory
• https://about.gitlab.com/releases/2018/04/04/security-release-gitlab-10-dot-6-dot-3-released · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-9243 · Note