SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-1852

A vulnerability has been found in Totolink EX1800T 9.1.0cu.2112_B20220316 and classified as critical.

HIGH 8.7EPSS 0.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been found in Totolink EX1800T 9.1.0cu.2112_B20220316 and classified as critical. This vulnerability affects the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS 4.0
8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.85% probability · 56th percentile
CISA KEV
Not listed
Weakness
CWE-119, CWE-120
Affected
totolink/ex1800t firmware
Source
cna@vuldb.com

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