CVE-2026-20436CWE-120

In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check

Medium · published March 2, 2026

CVSS v3.1
6.7
EPSS
0%
Percentile
2.4
In the wild
Unconfirmed
What it is

In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00473802; Issue ID: MSV-5970.

The record
Technical detail
CVSS v3.1
6.7 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00130 · 2.4th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-03-02T08:39Z
EPSS history
Timeline
  • 02 MAR 08:39Z
    In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check
    cvelistv5