CVE-2020-27301 Information

Description

A stack buffer overflow in Realtek RTL8710 (and other Ameba-based devices) can lead to remote code execution via the \AES_UnWRAP\ function when an attacker in Wi-Fi range sends a crafted \Encrypted GTK\ value as part of the WPA2 4-way-handshake.

CVSS Vector

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

Reference

https://www.vdoo.com/blog/realtek-wifi-vulnerabilities-zero-day

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.0