Unrated severityNVD Advisory· Published Oct 27, 2025· Updated Feb 24, 2026
TOTOLINK A3300R POST Parameter cstecgi.cgi setScheduleCfg stack-based overflow
CVE-2025-12259
Description
A flaw has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024. The affected element is the function setScheduleCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. This manipulation of the argument recHour causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.
Affected products
1- cpe:2.3:o:totolink:a3300r_firmware:*:*:*:*:*:*:*:*Range: 17.0.0cu.557_B20221024
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setScheduleCfg.mdmitreexploit
- vuldb.commitrethird-party-advisory
- vuldb.commitresignaturepermissions-required
- vuldb.commitrevdb-entrytechnical-description
- www.totolink.netmitreproduct
News mentions
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