CVE-2023-5831

Insertion of Sensitive Information Into Sent Data in GitLab

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, and all versions starting from 16.5.0 before 16.5.1 which have the `super_sidebar_logged_out` feature flag enabled. Affected versions with this default-disabled feature flag enabled may unintentionally disclose GitLab version metadata to unauthorized actors.

Remediation

Solution:

  • Upgrade to version 16.3.6, 16.4.1, 16.5.1. Risk can also be mitigated by disabling the default-disabled `super_sidebar_logged_out` feature flag if it was previously enabled.

Category

3.7
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.06%
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/428919 issue tracking broken link

Frequently Asked Questions

What is the severity of CVE-2023-5831?
CVE-2023-5831 has been scored as a low severity vulnerability.
How to fix CVE-2023-5831?
To fix CVE-2023-5831: Upgrade to version 16.3.6, 16.4.1, 16.5.1. Risk can also be mitigated by disabling the default-disabled `super_sidebar_logged_out` feature flag if it was previously enabled.
Is CVE-2023-5831 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-5831 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-2023-5831?
CVE-2023-5831 affects GitLab GitLab.
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