Description
A vulnerability was determined in Tenda W6-S 1.0.0.4(510). This impacts an unknown function of the file /bin/httpd of the component R7websSsecurityHandler. Executing a manipulation of the argument Cookie can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.338645
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.338645
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.725500
Exploit, Third Party Advisory exploit
https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md
Product product
https://www.tenda.com.cn/
Scores
CVSS v3
9.8
EPSS
0.0050
EPSS Percentile
65.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-119
CWE-121
Status
published
Products (1)
tenda/w6-s_firmware
1.0.0.4\(510\)
Published
Dec 30, 2025
Tracked Since
Feb 18, 2026