Vulnerability · Published Aug 1, 2023 · Assigned by GitLab
CVE-2023-3385Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab
Medium 6.3
In plain English
A medium-severity path traversal in GitLab from GitLab. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).
Official description
An issue has been discovered in GitLab affecting all versions starting from 8.10 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. Under specific circumstances, a user importing a project 'from export' could access and read unrelated files via uploading a specially crafted file. This was due to a bug in `tar`, fixed in [`tar-1.35`](https://lists.gnu.org/archive/html/info-gnu/2023-07/msg00005.html).
Affected products (as reported)
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
References
- GitLab Issue #416161 issue-tracking
- HackerOne Bug Bounty Report #2032730 technical-description, exploit, permissions-required