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Description

A security flaw has been discovered in Tenda W3 1.0.0.3(2204). This issue affects the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet of the component POST Parameter Handler. Performing a manipulation of the argument wl_radio results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

PUBLISHED Reserved 2026-03-11 | Published 2026-03-12 | Updated 2026-03-12 | Assigner VulDB




HIGH: 8.7CVSS: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
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

1.0.0.3(2204)
affected

Timeline

2026-03-11:Advisory disclosed
2026-03-11:VulDB entry created
2026-03-11:VulDB entry last update

Credits

Svigo_o (VulDB User) reporter

References

vuldb.com/?id.350410 (VDB-350410 | Tenda W3 POST Parameter WifiMacFilterGet formWifiMacFilterGet stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.350410 (VDB-350410 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.769178 (Submit #769178 | Tenda W3 V1.0.0.3(2204) Buffer Overflow) third-party-advisory

github.com/...-w3-formWifiMacFilterGet-index-buffer-overflow exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-3975)

nvd.nist.gov (CVE-2026-3975)

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