CVE-2023-45239

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.

Weakness classification

• CWE-790: Improper Filtering of Special Elements

Primary references

• cve-assign@fb.com — Exploit, Patch
• cve-assign@fb.com — Vendor Advisory
• cve-assign@fb.com — Mailing List, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch
• af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory