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.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 7.4 · totolinkNVD modified 2026-10-08 13:10
Affected (CPE criteria) 1
cpe:2.3:o:totolink:n600r_firmware:*:*:*:*:*:*:*:*
References 8
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md Exploit, Third Party Advisory
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md#reproduce Exploit
- https://vuldb.com/?ctiid.327381 Permissions Required, VDB Entry
- https://vuldb.com/?id.327381 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.666915 Third Party Advisory, VDB Entry
- https://www.totolink.net/ Product
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md Exploit, Third Party Advisory
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md#reproduce Exploit