Path Traversal in GitLab
CVE-2020-13355
An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14. A path traversal is found in LFS Upload that allows attacker to overwrite certain specific paths on the server. Affected versions are: >=8.14, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.017 (76.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- GitLab
- GitLab Ce/ee — versions >=8.14, <13.3.9, >=13.4
Weakness classification (CWE)
References
- gitlab.com/gitlab-org/gitlab/-/issues/255886 (Broken Link)
- hackerone.com/reports/990800 (Permissions Required, Third Party Advisory)
- gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13355.json (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-13355?
- CVE-2020-13355 is a high-severity vulnerability in GitLab, classified under Path Traversal. CVSS score: 7.5/10. Published 2020-11-19.
- How severe is CVE-2020-13355?
- High severity. CVSS v3 base score is 7.5 out of 10.