CVE-2026-3678

EUVD-2026-10193
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
tendafh451_firmware
1.0.0.9
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_62/README.md
https://vuldb.com/?ctiid.349580
https://vuldb.com/?id.349580
https://vuldb.com/?submit.765330
https://www.tenda.com.cn/