Description
A security flaw has been discovered in TOTOLINK EX200 5.2.3c.7200. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. The manipulation of the argument Comment results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TOTOLINK | EX200 | 5.2.3c.7200 | — |
References
- VDB-424741 | TOTOLINK EX200 lan.so cstecgi.cgi setStaticDhcpConfig stack-based overflow vdb-entry technical-description
- VDB-424741 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-114382 | CVE Analysis and Report third-party-advisory
- Submit #1019881 | TOTOLINK EX200 V5.2.3c.7200 Stack-based Buffer Overflow third-party-advisory
- https://github.com/qwq-nm/CVE/blob/f5d61361eb7d846479f6d76c0aa4273e9af46d27/CVE1/report.md exploit
- https://www.totolink.net/ product