CVE-2020-12277 json
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
published 6y ago modified 2mo ago also BIT-gitlab-2020-12277 , EUVD-2020-4590
- cvss
- 5.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
Patch / fix
- bitnami gitlab 12.7.8, 12.8.8, 12.9.1
- gitlab gitlab 12.7.8, 12.8.8, 12.9.1
Is CVE-2020-12277 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| OSV | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | gitlab | >=10.8.0, <12.7.8 >=12.8.0, <12.8.8 >=12.9.0, <12.9.1 |
12.7.8 12.8.8 12.9.1 |
Classification
- Weakness
-
- CWE-276 Incorrect Default Permissions
- Technology feeds
References
-
about.gitlab.com
/releases/2020/03/26/security-release-12-dot-9-dot-1-released/
vendor-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-12277
web
Sources
- CVE List CVE-2020-12277
- NVD CVE-2020-12277
- OSV BIT-gitlab-2020-12277
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.