Vulnerability · Published Oct 5, 2021 · Assigned by GitLab

CVE-2021-39872

Medium 6.5

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 63% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)1.0%top 37.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

In all versions of GitLab CE/EE since version 14.1, an improper access control vulnerability allows users with expired password to still access GitLab through git and API through access tokens acquired before password expiration.

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=14.1, <14.1.7>=14.2, <14.2.5>=14.3, <14.3.1

References

https://gitlab.com/gitlab-org/gitlab/-/issues/337954 x_refsource_MISC
https://hackerone.com/reports/1285226 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39872.json x_refsource_CONFIRM