Vulnerability CVE-2021-22205
Published: 2021-04-23

Description:
An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.9. GitLab was not properly validating image files that were passed to a file parser which resulted in a remote command execution.

See advisories in our WLB2 database:
Topic
Author
Date
High
GitLab 13.10.2 Remote Code Execution (RCE) (Unauthenticated)
Jacob Baines
17.11.2021

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.5/10
6.4/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Gitlab -> Gitlab 

 References:
https://hackerone.com/reports/1154542
https://gitlab.com/gitlab-org/gitlab/-/issues/327121
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22205.json
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