Disclosure summary
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.
Source-reported weakness categories
CWE-119, CWE-120
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2025-11444
Open original source · Updated Oct 08, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| totolink | n600r_firmware | * {"versionEndIncluding":"4.3.0cu.7866_b2022506"} |
Original records & references
- NIST NVD record
- CVE Program record
- github.com — Exploit, Third Party Advisory
- github.com — Exploit
- vuldb.com — Permissions Required, VDB Entry
- vuldb.com — Third Party Advisory, VDB Entry
- vuldb.com — Third Party Advisory, VDB Entry
- www.totolink.net — Product
- github.com — Exploit, Third Party Advisory
- github.com — Exploit
PUBLISHED 2025-10-08T04:15:32-04:00
MODIFIED 2026-10-08T09:10:00-04:00
INGESTED 2026-10-08T12:30:36-04:00