CVE-2020-13881 Information

Description

In support.c in pam_tacplus 1.3.8 through 1.5.1 the TACACS+ shared secret gets logged via syslog if the DEBUG loglevel and journald are used.

CVSS Vector

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

Reference

http://www.openwall.com/lists/oss-security/2020/06/08/1 https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0 https://github.com/kravietz/pam_tacplus/issues/149 https://lists.debian.org/debian-lts-announce/2020/06/msg00007.html https://usn.ubuntu.com/4521-1/ https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5