CVE-2024-38439

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/Netatalk/netatalk/issues/1096
• https://github.com/Netatalk/netatalk/blob/90d91a9ac9a7d6132ab7620d31c8c23400949206/etc/uams/uams_pam.c#L316
• https://github.com/Netatalk/netatalk/security/advisories/GHSA-8r68-857c-4rqc
• https://netatalk.io/security/CVE-2024-38439
• https://lists.debian.org/debian-lts-announce/2024/11/msg00026.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: total

References

• https://github.com/Netatalk/netatalk/issues/1096
• https://github.com/Netatalk/netatalk/blob/90d91a9ac9a7d6132ab7620d31c8c23400949206/etc/uams/uams_pam.c#L316
• https://github.com/Netatalk/netatalk/security/advisories/GHSA-8r68-857c-4rqc
• https://netatalk.io/security/CVE-2024-38439

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