CVE-2024-38441: netatalk — Exploit & Fix

Description

Netatalk before 3.2.1 has an off-by-one error and resultant heap-based buffer overflow because of setting ibuf[len] to '\0' in FPMapName in afp_mapname in etc/afpd/directory.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-193 CWE-193

Affected Products

Vendor	Product	Versions
netatalk	netatalk	2.0.0 — 2.4.1
netatalk	netatalk	3.0 — 3.1.19
netatalk	netatalk	All

References

Frequently Asked Questions

What is CVE-2024-38441? +

Netatalk before 3.2.1 has an off-by-one error and resultant heap-based buffer overflow because of setting ibuf[len] to '\0' in FPMapName in afp_mapname in etc/afpd/directory.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-2024-38441? +

CVE-2024-38441 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-2024-38441? +

CVE-2024-38441 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-2024-38441? +

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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