VULNERABILITY INTELLIGENCE

CVE-2023-31742

CVSS score7.2 HIGH

EPSS probability9.15%

CISA KEVNot currently listed

Published2023-05-22

Last modified2026-07-09

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

There is a command injection vulnerability in the Linksys WRT54GL router with firmware version 4.30.18.006. If an attacker gains web management privileges, they can inject commands into the post request parameters wl_ant, wl_rate, WL_atten_ctl, ttcp_num, ttcp_size in the httpd s Start_EPI() function, thereby gaining shell privileges.

Weakness classification

nvd@nist.gov: CWE-77
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-77

Primary references

cve@mitre.org — Exploit, Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mitigation, Third Party Advisory