CVE-2026-124057

Description

A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. This impacts the function setWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument Key1Str1 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

References

External links from the record. They lead to third-party sites.

• VDB-432112 | TOTOLINK CA300-PoE cstecgi.cgi setWiFiMultipleConfig buffer overflow technical-description, vdb-entry
  https://vuldb.com/vuln/432112
• VDB-432112 | CTI Indicators (IOB, IOC, IOA) permissions-required, signature
  https://vuldb.com/vuln/432112/cti
• CVE-2026-124057 | CVE Analysis and Report third-party-advisory
  https://vuldb.com/cve/CVE-2026-124057
• Submit #1033754 | TOTOLINK CA300-PoE CA300-PoE_Firmware V6.2c.884 Buffer Overflow third-party-advisory
  https://vuldb.com/submit/1033754
• https://lavender-bicycle-a5a.notion.site/TOTOLINK-CA300-PoE-setWiFiMultipleConfig-3f953a41781f800fab65eaa6a2887fa1?sourc… exploit
• https://www.totolink.net/ product