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CVE-2023-3906

LOWCVSS 3.5/10EPSS 0.48%

Last modified

CVE-2023-3906 is a low-severity vulnerability rated 3.5/10 on the CVSS scale. An input validation issue in the asset proxy in GitLab EE, affecting all versions from 12.3 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1, allowed an authenticated attacker to craft image urls which bypass the asset proxy.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

An input validation issue in the asset proxy in GitLab EE, affecting all versions from 12.3 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1, allowed an authenticated attacker to craft image urls which bypass the asset proxy.

Metrics

CVSS 3.1
3.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

EPSS Probability
0.48%

37.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GitlabGitlab>= 12.3, < 16.2.8
GitlabGitlab>= 16.3.0, < 16.3.5
GitlabGitlab16.4.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2023-3906?
An input validation issue in the asset proxy in GitLab EE, affecting all versions from 12.3 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1, allowed an authenticated attacker to craft image urls which bypass the asset proxy.
How severe is CVE-2023-3906?
CVE-2023-3906 has a CVSS score of 3.5/10 (LOW severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.
How do I fix CVE-2023-3906?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST