CVE-2025-5903: TOTOLINK T10 POST Request cstecgi.cgi setWiFiAclRules buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 11.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-06-10 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been classified as critical. Affected is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component 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

TOTOLINK T10: 4.1.8cu.5207

References

https://candle-throne-f75.notion.site/TOTOLINK-T10-setWiFiAclRules-20bdf0aa118580399a8df6ba2a44c197
https://vuldb.com/?ctiid.311676
https://vuldb.com/?id.311676
https://vuldb.com/?submit.592247
https://www.totolink.net/
https://candle-throne-f75.notion.site/TOTOLINK-T10-setWiFiAclRules-20bdf0aa118580399a8df6ba2a44c197

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