CVE-2021-22203

Public Exploit

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.7.9 before 13.8.7, all versions starting from 13.9 before 13.9.5, and all versions starting from 13.10 before 13.10.1. A specially crafted Wiki page allowed attackers to read arbitrary files on the server.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.24%

Vendor Advisory gitlab.com Vendor Advisory gitlab.com

Affected: GitLab GitLab

References

Link	Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/320919	issue tracking patch vendor advisory exploit
https://hackerone.com/reports/1098793	issue tracking exploit third party advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22203.json	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-22203?: CVE-2021-22203 has been scored as a high severity vulnerability.
How to fix CVE-2021-22203?: To fix CVE-2021-22203, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22203 being actively exploited in the wild?: It is possible that CVE-2021-22203 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22203?: CVE-2021-22203 affects GitLab GitLab.

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