Description

In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465314; Issue ID: MSV-4956.

INFO

Published Date :

2026-03-02T08:37:41.026Z

Last Modified :

2026-03-30T13:05:18.799Z

Source :

MediaTek
AFFECTED PRODUCTS

The following products are affected by CVE-2026-20423 vulnerability.

Vendors Products
Mediatek
  • Mt7902
  • Mt7920
  • Mt7921
  • Mt7922
  • Mt7925
  • Mt7927
  • Nbiot Sdk
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-20423.

URL Resource
https://corp.mediatek.com/product-security-bulletin/March-2026 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact