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CVE-2026-3398

Tenda F453 httpd AdvSetWan fromAdvSetWan buffer overflow

CVSS 8.7 HIGHEPSS 0.6%CWE-119CWE-120
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
01 Mar 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A vulnerability was determined in Tenda F453 1.0.0.3. Affected is the function fromAdvSetWan of the file /goform/AdvSetWan of the component httpd. Executing a manipulation of the argument wanmode/PPPOEPassword can lead to buffer overflow. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Tenda · F453

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References
https://github.com/Litengzheng/vul_db/blob/main/F453/vul_82/README.mdhttps://vuldb.com/?ctiid.348293https://vuldb.com/?id.348293https://vuldb.com/?submit.759630https://www.tenda.com.cn/