What is CVE-2021-22237?

CVE-2021-22237 is a medium-severity vulnerability in Gitlab, classified under Session Fixation. CVSS score: 6.6/10. Published 2021-08-25.

How severe is CVE-2021-22237?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Vulnerability in Gitlab

CVE-2021-22237

Under specialized conditions, GitLab may allow a user with an impersonation token to perform Git actions even if impersonation is disabled. This vulnerability is present in GitLab CE/EE versions before 13.12.9, 14.0.7, 14.1.2

EPSS: 0.008 (54.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Gitlab — versions >=13.1, <13.12.9, >=14.0, <14.0.7, >=14.1, <14.1.2

Weakness classification (CWE)

CWE-384 — Session Fixation

References

cve@gitlab.com (x_refsource_MISC, Broken Link)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22237?: CVE-2021-22237 is a medium-severity vulnerability in Gitlab, classified under Session Fixation. CVSS score: 6.6/10. Published 2021-08-25.
How severe is CVE-2021-22237?: Medium severity. CVSS v3 base score is 6.6 out of 10.