CVE-2019-18990

A partial authentication bypass vulnerability exists on Realtek RTL8812AR 1.21WW, RTL8196D 1.0.0, RTL8192ER 2.10, and RTL8881AN 1.09 devices

Medium · published September 30, 2020

CVSS v3.0
6.1
EPSS
1%
Percentile
54.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
6.1 · MEDIUM
Vector
CVSS:3.0/AC:L/AV:A/A:N/C:L/I:L/PR:N/S:C/UI:N
CVSS v4.0
Not supplied
EPSS
0.00751 · 54.5th percentile
Published
2020-09-30T17:26Z
EPSS history
Timeline
  • 30 SEP 17:26Z
    A partial authentication bypass vulnerability exists on Realtek RTL8812AR 1.21WW, RTL8196D 1.0.0, RTL8192ER 2.10, and RTL8881AN 1.09 devices
    cvelistv5