Description
A security flaw has been discovered in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component wps.so. The manipulation of the argument pin results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TOTOLINK | A800R | 4.1.2cu.5137_B20200730 | — |
References
- VDB-389983 | TOTOLINK A800R wps.so cstecgi.cgi setWiFiWpsConfig stack-based overflow vdb-entry technical-description
- VDB-389983 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-19847 | CVE Analysis and Report third-party-advisory
- Submit #869457 | Totolink A800R V4.1.2cu.5137_B20200730 Buffer Overflow third-party-advisory
- https://github.com/panda666-888/vuls/blob/main/totolink/a800r/setWiFiWpsConfig.md exploit
- https://www.totolink.net/ product