Description
A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument langType results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TOTOLINK | CA300-PoE | 6.2c.884 | — |
References
- VDB-432022 | TOTOLINK CA300-PoE cstecgi.cgi setLanguageCfg buffer overflow vdb-entry technical-description
- VDB-432022 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-123959 | CVE Analysis and Report third-party-advisory
- Submit #1033721 | TOTOLINK CA300-PoE CA300-PoE_Firmware V6.2c.884 Buffer Overflow third-party-advisory
- https://lavender-bicycle-a5a.notion.site/TOTOLINK-CA300-PoE-setLanguageCfg-3f953a41781f80199f44f227136a1441?source=copy_link exploit
- https://www.totolink.net/ broken-link product