CVE-2026-3975

HIGH EPSS 46.7%
Published Mar 12, 20263mo ago · Modified Apr 2, 20262mo ago
7.4 CVSS 4.0
High
Find Similar
Published Mar 12, 2026 3mo ago
Last Modified Apr 2, 2026 2mo ago

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.

CVSS Details

Base Score
7.4
Exploitability
—
Impact
—
Vector string
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
46.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 3

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-121
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 2

VendorProductVersionRange
tendaw3_firmware1.0.0.3\(2204\)any
tendaw3*any

References 5

  • github.com https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterGet-index-buffer-overflow
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.350410
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.350410
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.769178
    Third Party AdvisoryVDB Entry
  • tenda.com.cn https://www.tenda.com.cn/
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.