CVE-2023-45239

critical

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.

References

https://lists.fedoraproject.org/archives/list/[email protected]/message/X4J7ZYMFZB4G4OU5EDJPQLP6F6RKDGIH/

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

Details

Source: Mitre, NVD

Published: 2023-10-06

Updated: 2023-11-07

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical