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Case File

CVE-2023-45239

CRITICAL · CVSS 9.8 EPSS 1.81% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-10-06 · 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. It may be remotely exploitable.

Public Exploit Signal

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

Detected Signals
remote code execution code execution

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

CVE
CVE-2023-45239
Severity
CRITICAL
CVSS
9.8
EPSS
1.81%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)