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Case File

CVE-2020-27743

CRITICAL · CVSS 9.8 EPSS 1.74% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-10-26 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2020-27743
Severity
CRITICAL
CVSS
9.8
EPSS
1.74%

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)