VULNERABILITY INTELLIGENCE

CVE-2020-27743

CVSS score9.8 CRITICAL
EPSS probability1.74%
CISA KEVNot currently listed
Published2020-10-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-330

Primary references