Unrated severityNVD Advisory· Published Oct 27, 2025· Updated Feb 24, 2026
Tenda O3 setDmzInfo GetValue stack-based overflow
CVE-2025-12211
Description
A security flaw has been discovered in Tenda O3 1.0.0.10(2478). Affected by this issue is the function SetValue/GetValue of the file /goform/setDmzInfo. The manipulation of the argument dmzIP results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.
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Affected products
2Patches
Vulnerability mechanics
References
5- github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/setDmzInfo.mdmitreexploit
- vuldb.commitrethird-party-advisory
- vuldb.commitresignaturepermissions-required
- vuldb.commitrevdb-entrytechnical-description
- www.tenda.com.cnmitreproduct
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