CVE-2025-11444
TOTOLINK N600R HTTP Request cstecgi.cgi setWiFiBasicConfig buffer overflow
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
A security vulnerability has been detected in TOTOLINK N600R up to 4.3.0cu.7866_B20220506. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi of the component HTTP Request Handler. Such manipulation of the argument wepkey leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.
| CWE | CWE-120 CWE-119 |
| Vendor | totolink |
| Product | n600r |
| Published | Oct 8, 2025 |
| Last Updated | Feb 24, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
TOTOLINK / N600R
4.3.0cu.7866_B20220506
References
vuldb.com: https://vuldb.com/?id.327381 vuldb.com: https://vuldb.com/?ctiid.327381 vuldb.com: https://vuldb.com/?submit.666915 github.com: https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md github.com: https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md#reproduce totolink.net: https://www.totolink.net/
Credits
🔍 z472421519 (VulDB User)