CVE-2024-38439

CRITICAL
Published Jun 16, 2024 Modified Nov 3, 2025 CWE-787

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.

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CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

Affected Products

Vendor Product
netatalk netatalk
netatalk netatalk
netatalk netatalk

References

Frequently Asked Questions

What is CVE-2024-38439? +
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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2024-38439? +
CVE-2024-38439 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2024-38439? +
CVE-2024-38439 affects products from netatalk, specifically: netatalk. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-38439? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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