Unrated severityNVD Advisory· Published Mar 7, 2026· Updated Mar 11, 2026
Tenda FH451 AdvSetWan sub_3C434 stack-based overflow
CVE-2026-3678
Description
A vulnerability was determined in Tenda FH451 1.0.0.9. Affected is the function sub_3C434 of the file /goform/AdvSetWan. This manipulation of the argument wanmode/PPPOEPassword causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- github.com/Litengzheng/vul_db/blob/main/FH451/vul_62/README.mdmitreexploit
- vuldb.commitrethird-party-advisory
- vuldb.commitresignaturepermissions-required
- vuldb.commitrevdb-entrytechnical-description
- www.tenda.com.cnmitreproduct
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