medium5.4
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Realtek | Rtl8812ar Firmware | Version 1.21ww |
| Realtek | Rtl8196d Firmware | Version 1.0.0 |
| Realtek | Rtl8192er Firmware | Version 2.10 |
| Realtek | Rtl8881an Firmware | Version 1.09 |