CVE-2023-0838

Description

An issue has been discovered in GitLab affecting versions starting from 15.1 before 15.8.5, 15.9 before 15.9.4, and 15.10 before 15.10.1. A maintainer could modify a webhook URL to leak masked webhook secrets by adding a new parameter to the url. This addresses an incomplete fix for CVE-2022-4342.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.53%
Vendor Advisory gitlab.com
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/391685 broken link
https://hackerone.com/reports/1871136 permissions required
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-0838?
CVE-2023-0838 has been scored as a medium severity vulnerability.
How to fix CVE-2023-0838?
To fix CVE-2023-0838, 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-2023-0838 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-0838 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-0838?
CVE-2023-0838 affects GitLab GitLab.
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