Vulnerability · Published Aug 10, 2020 · Assigned by GitLab

CVE-2020-13293

Medium 6.3

In plain English

A medium-severity security flaw in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)1.0%top 35.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=1.0, <13.0.12>=13.1, <13.1.6>=13.2, <13.2.3

References

https://gitlab.com/gitlab-org/gitlab/-/issues/202690 x_refsource_MISC
https://hackerone.com/reports/790634 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13293.json x_refsource_CONFIRM