SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2024-54887

TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm.

HIGH 8.0EPSS 5.41%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the context of the root user.

CVSS 3.1
8.0 HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
5.41% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-120
Affected
tp-link/tl-wr940n firmware
Source
cve@mitre.org

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