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)

EPSS: 0.017 (74.3th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

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.