CVE-2025-9935

TOTOLINK N600R cstecgi.cgi sub_4159F8 command injection

CVSS 6.9 MEDIUMEPSS 3.0%CWE-74 CWE-77

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.9EPSS 3.0%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

03 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability was determined in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function sub_4159F8 of the file /web_cste/cgi-bin/cstecgi.cgi. Executing manipulation can lead to command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Affected products

TOTOLINK · N600R

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References

https://github.com/mono7s/TOTOLINK/blob/main/N600R/TOTOLINK%20N600R%20Unauthorized_Command_Injection.md https://vuldb.com/?ctiid.322337 https://vuldb.com/?id.322337 https://vuldb.com/?submit.643088 https://www.totolink.net/