Heap-based buffer overflow vulnerability in Netatalk 3.2.0
CVE-2024-38439

9.8CRITICAL

Key Information:

Vendor

Netatalk

Status
Netatalk
Vendor
CVE Published:
16 June 2024

What is CVE-2024-38439?

The vulnerability exists in the Netatalk software where an off-by-one error in the FPLoginExt function can lead to a heap-based buffer overflow. This is caused by incorrectly setting ibuf[PASSWDLEN] to '\0' within the file located at etc/uams/uams_pam.c. As a result, this flaw can compromise the integrity of the application and allow an attacker to exploit the system. Versions prior to 3.2.1, and specifically 2.4.1 and 3.1.19, have been identified as vulnerable and should be updated to secure versions to mitigate this risk.

References

https://github.com/Netatalk/netatalk/issues/1096
https://github.com/Netatalk/netatalk/blob/90d91a9ac9a7d61...
https://github.com/Netatalk/netatalk/security/advisories/...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.