CVE-2023-45239 — Improper Filtering of Special Elements in TAC Plus
Severity
9.8CRITICALNVD
EPSS
28.7%
top 3.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 6
Latest updateMay 16
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9