Buffer overflow in Netatalk
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Netatalk — versions 3.2.0
Weakness classification (CWE)
References
- github.com/Netatalk/netatalk/issues/1096 (Not Applicable, Broken Link)
- github.com/Netatalk/netatalk/blob/90d91a9ac9a7d6132ab7620d31c8c23400949206/etc/… (Product)
- github.com/Netatalk/netatalk/security/advisories/GHSA-8r68-857c-4rqc (Exploit, Vendor Advisory)
- netatalk.io/security/CVE-2024-38439 (Patch, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-38439?
- CVE-2024-38439 is a critical-severity vulnerability in Netatalk, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2024-06-16.
- How severe is CVE-2024-38439?
- Critical severity. CVSS v3 base score is 9.8 out of 10.