CVE-2020-9395 Information

Description

An issue was discovered on Realtek RTL8195AM RTL8711AM RTL8711AF and RTL8710AF devices before 2.0.6. A stack-based buffer overflow exists in the client code that takes care of WPA2’s 4-way-handshake via a malformed EAPOL-Key packet with a long keydata buffer.

CVSS Vector

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

Reference

https://github.com/ambiot/amb1_arduino/commit/dcea55cf9775a0166805b3db845b237ecd5e74eadiff-d06e7a87f34cc464a56799a419033014 https://github.com/ambiot/amb1_sdk/commit/bc5173d5d4faf6829074b0f1e1b242c12b7777a3diff-700c216fb376666eaeda0c892e8bdc09 https://www.amebaiot.com/en/security_bulletin/

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.0