CVE-2023-2181

Description

An issue has been discovered in GitLab affecting all versions before 15.9.8, 15.10.0 before 15.10.7, and 15.11.0 before 15.11.3. A malicious developer could use a git feature called refs/replace to smuggle content into a merge request which would not be visible during review in the UI.

6.3

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.35%

Third-Party Advisory gitlab.com

Affected: GitLab GitLab

References

Link	Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/407859	broken link
https://hackerone.com/reports/1938185	permissions required
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2181.json	third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-2181?: CVE-2023-2181 has been scored as a medium severity vulnerability.
How to fix CVE-2023-2181?: To fix CVE-2023-2181, 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-2023-2181 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-2181 is being actively exploited. 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-2023-2181?: CVE-2023-2181 affects GitLab GitLab.

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