CVE-2024-38439

Public Exploit

Description

Netatalk before 3.2.1 has an off-by-one error and resultant heap-based buffer overflow because of setting ibuf[PASSWDLEN] to '\0' in FPLoginExt in login in etc/uams/uams_pam.c. 2.4.1 and 3.1.19 are also fixed versions.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.73% Top 30%
Vendor Advisory github.com Vendor Advisory netatalk.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/Netatalk/netatalk/issues/1096 not applicable broken link
https://github.com/Netatalk/netatalk/blob/90d91a9ac9a7d6132ab7620d31c8c23400949206/etc/uams/uams_pam.c#L316 product
https://github.com/Netatalk/netatalk/security/advisories/GHSA-8r68-857c-4rqc vendor advisory exploit
https://netatalk.io/security/CVE-2024-38439 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-38439?
CVE-2024-38439 has been scored as a critical severity vulnerability.
How to fix CVE-2024-38439?
To fix CVE-2024-38439, 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-2024-38439 being actively exploited in the wild?
It is possible that CVE-2024-38439 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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