CVE catalog
CVE-2020-27743
UBUNTU-CVE-2020-27743
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.74% · Oct 25, 2026
libtac in pam_tacplus through 1.5.1 lacks a check for a failure of RAND_bytes()/RAND_pseudo_bytes(). This could lead to use of a non-random/predictable session_id.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | libpam-tacplus | 16.04 | 1.3.8-2 | vulnerable |
| Ubuntu | libpam-tacplus | 16.04 | 1.3.8-2+deb8u1build0.16.04.1 | vulnerable |
| Ubuntu | libpam-tacplus | 18.04 | 1.3.8-2 | vulnerable |
| Ubuntu | libpam-tacplus | 18.04 | 1.3.8-2+deb8u1build0.18.04.1 | vulnerable |
| Ubuntu | libpam-tacplus | 20.04 | 1.3.8-2 | vulnerable |
| Ubuntu | libpam-tacplus | 20.04 | 1.3.8-2+deb8u1build0.20.04.1 | vulnerable |
| Ubuntu | libpam-tacplus | 22.04 | 1.3.8-2.1 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: