VulnerabilityModified
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.
HIGH 7.5EPSS 1.67%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.67% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-532
- Affected
- pam tacplus project/pam tacplus · debian/debian linux · canonical/ubuntu linux · arista/cloudvision portal
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2020/06/08/1Mailing List, Patch, Third Party Advisory
- https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0Patch, Third Party Advisory
- https://github.com/kravietz/pam_tacplus/issues/149Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00007.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00006.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4521-1/Third Party Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/06/08/1Mailing List, Patch, Third Party Advisory
- https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0Patch, Third Party Advisory
- https://github.com/kravietz/pam_tacplus/issues/149Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00007.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00006.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4521-1/Third Party Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.