SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-31742

There is a command injection vulnerability in the Linksys WRT54GL router with firmware version 4.30.18.006.

HIGH 7.2EPSS 9.15%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (9.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
9.15% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-77
Affected
linksys/wrt54gl firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.