CVE-2020-26143

MEDIUM

Alfa Awus036h Firmware - Improper Input Validation

Title source: rule
STIX 2.1

Description

An issue was discovered in the ALFA Windows 10 driver 1030.36.604 for AWUS036ACH. The WEP, WPA, WPA2, and WPA3 implementations accept fragmented plaintext frames in a protected Wi-Fi network. An adversary can abuse this to inject arbitrary data frames independent of the network configuration.

Scores

CVSS v3 6.5
EPSS 0.0040
EPSS Percentile 60.7%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-20
Status published
Products (6)
alfa/awus036h_firmware 1030.36.604
arista/c-65_firmware
arista/c-75_firmware
arista/o-90_firmware
arista/w-68_firmware
siemens/scalance_w700_ieee_802.11n_firmware
Published May 11, 2021
Tracked Since Feb 18, 2026