CVE-2019-18990

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

A partial authentication bypass vulnerability exists on Realtek RTL8812AR 1.21WW, RTL8196D 1.0.0, RTL8192ER 2.10, and RTL8881AN 1.09 devices. The vulnerability allows sending an unencrypted data frame to a WPA2-protected WLAN router where the packet is routed through the network. If successful, a response is sent back as an encrypted frame, which would allow an attacker to discern information or potentially modify data.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-290

Affected software

No affected versions have been published.

Timeline

Published: Sep 30, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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