CVE-2023-45239 Information

Description

A lack of input validation exists in tac_plus prior to commit 4fdf178 which when pre or post auth commands are enabled allows an attacker who can control the username rem-addr or NAC address sent to tac_plus to inject shell commands and gain remote code execution on the tac_plus server.

Reference

https://github.com/facebook/tac_plus/pull/41 https://github.com/facebook/tac_plus/security/advisories/GHSA-p334-5r3g-4vx3