CVE-2025-2095: TOTOLINK EX1800T cstecgi.cgi setDmzCfg os command injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-03-07 · updated 2026-06-17
Weakness: CWE-77

Description

A vulnerability classified as critical has been found in TOTOLINK EX1800T 9.1.0cu.2112_B20220316. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

TOTOLINK EX1800T: 9.1.0cu.2112_b20220316

References

https://github.com/kn0sky/cve/blob/main/TOTOLINK%20EX1800T/OS%20Command%20Injection%2003%20setDmzCfg-_ip.md
https://vuldb.com/?ctiid.298953
https://vuldb.com/?id.298953
https://vuldb.com/?submit.515321
https://www.totolink.net/
https://github.com/kn0sky/cve/blob/main/TOTOLINK%20EX1800T/OS%20Command%20Injection%2003%20setDmzCfg-_ip.md

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