FKIE_CVE-2026-20408

Vulnerability from fkie_nvd - Published: 2026-02-02 09:15 - Updated: 2026-02-04 13:48
Severity ?
8.8 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
In wlan, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461651; Issue ID: MSV-4758.
References
security@mediatek.comhttps://corp.mediatek.com/product-security-bulletin/February-2026Vendor Advisory
Impacted products
Vendor Product Version
mediatek software_development_kit *
openwrt openwrt 19.07.0
openwrt openwrt 21.02.0
openwrt openwrt 23.05.0
mediatek mt6890 -
mediatek mt7615 -
mediatek mt7915 -
mediatek mt7916 -
mediatek mt7981 -
mediatek mt7986 -
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      "value": "En WLAN, existe una posible escritura fuera de l\u00edmites debido a un desbordamiento de b\u00fafer en el heap. Esto podr\u00eda conducir a una escalada de privilegios remota (pr\u00f3xima/adyacente) sin necesidad de privilegios de ejecuci\u00f3n adicionales. No se requiere interacci\u00f3n del usuario para la explotaci\u00f3n. ID del parche: WCNCR00461651; ID del problema: MSV-4758."
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  "lastModified": "2026-02-04T13:48:41.430",
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          "baseScore": 8.8,
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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  • 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.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • 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.



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