CVE-2025-2096: TOTOLINK EX1800T cstecgi.cgi setRebootScheCfg 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 was found in TOTOLINK EX1800T 9.1.0cu.2112_B20220316. This vulnerability affects the function setRebootScheCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument mode/week/minute/recHour leads to os command injection. The attack can be initiated 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%2004%20setRebootScheCfg-_mode.md
https://vuldb.com/?ctiid.298954
https://vuldb.com/?id.298954
https://vuldb.com/?submit.515322
https://www.totolink.net/
https://github.com/kn0sky/cve/blob/main/TOTOLINK%20EX1800T/OS%20Command%20Injection%2004%20setRebootScheCfg-_mode.md

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