CVE-2021-22263

EUVD-2021-9409 · Published Oct 11, 2021

An issue has been discovered in GitLab affecting all versions starting from 13.0 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. A user account with 'external' status which is granted 'Maintainer' role on any project on the GitLab instance where 'project tokens' are allowed may elevate its privilege to 'Internal' and access Internal projects.

Technologies

Gitlab Gitlab

Weaknesses

CWE-269

CVSS scores

v3.16.5CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
v2.05.5AV:N/AC:L/Au:S/C:P/I:P/A:N

MITRE ATT&CK

Inferred

Where this vulnerability fits in an attack

ReconImpact

Initial Access Privilege Escalation

T1190Exploit Public-Facing Application T1548Abuse Elevation Control Mechanism

References

https://gitlab.com/gitlab-org/gitlab/-/issues/331473
https://hackerone.com/reports/1193062
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22263.json

Potentially impacted assets

See if this affects your attack surface