FKIE_CVE-2026-3976

Vulnerability from fkie_nvd - Published: 2026-03-12 03:15 - Updated: 2026-04-02 20:07
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A weakness has been identified in Tenda W3 1.0.0.3(2204). Impacted is the function formWifiMacFilterSet of the file /goform/WifiMacFilterSet of the component POST Parameter Handler. Executing a manipulation of the argument index/GO can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.
References
cna@vuldb.comhttps://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterSet-go-buffer-overflowExploit, Third Party Advisory
cna@vuldb.comhttps://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterSet-index-buffer-overflowExploit, Third Party Advisory
cna@vuldb.comhttps://vuldb.com/?ctiid.350411Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.350411Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.769179Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.769180Third Party Advisory, VDB Entry
cna@vuldb.comhttps://www.tenda.com.cn/Product
Impacted products
Vendor Product Version
tenda w3_firmware 1.0.0.3\(2204\)
tenda w3 -
To clipboard 

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  "lastModified": "2026-04-02T20:07:27.937",
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.