CVE-2020-27743 describes a critical vulnerability in libtac within pam_tacplus versions up to 1.5.1, where the failure of RAND_bytes()/RAND_pseudo_bytes() is not checked, potentially leading to predictable session IDs. With a CVSS score of 9.8 (Critical), this vulnerability is easily exploitable over the network with low complexity, allowing for complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.5.1CPE matchmatch criteria | cpe:2.3:a:pam_tacplus_project:pam_tacplus:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.