Vulnerability · Published Jun 16, 2025 · Assigned by VulDB

CVE-2025-6137TOTOLINK T10 HTTP POST Request cstecgi.cgi setWiFiScheduleCfg buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in T10 from TOTOLINK. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.0%top 37.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability classified as critical has been found in TOTOLINK T10 4.1.8cu.5207. Affected is the function setWiFiScheduleCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument desc leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products (as reported)

Vendor	Product	Versions
TOTOLINK	T10	4.1.8cu.5207

Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-312606 | TOTOLINK T10 HTTP POST Request cstecgi.cgi setWiFiScheduleCfg buffer overflow vdb-entry, technical-description
VDB-312606 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #592911 | TOTOLINK T10 V2_Firmware V2_V4.1.8cu.5207 Buffer Overflow third-party-advisory
https://candle-throne-f75.notion.site/TOTOLINK-T10-setWiFiScheduleCfg-20ddf0aa11858053a171f052787c202f exploit
https://www.totolink.net/ product