Vulnerability Monitor

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CVE-2020-13881

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.

Published

2020-06-06T19:15:09.610

Last Modified

2024-11-21T05:02:04.000

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-532

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pam_tacplus_project	pam_tacplus	≤ 1.5.1	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	20.04	Yes
Application	arista	cloudvision_portal	< 2020.1.2	Yes

References

http://www.openwall.com/lists/oss-security/2020/06/08/1 Mailing List, Patch, Third Party Advisory ([email protected])
https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0 Patch, Third Party Advisory ([email protected])
https://github.com/kravietz/pam_tacplus/issues/149 Issue Tracking, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2020/06/msg00007.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/08/msg00006.html Mailing List, Third Party Advisory ([email protected])
https://usn.ubuntu.com/4521-1/ Third Party Advisory ([email protected])
https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2020/06/08/1 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/kravietz/pam_tacplus/issues/149 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2020/06/msg00007.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/08/msg00006.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4521-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)