PT-2021-3465 · Realtek · Realtek Rtl8710

Published 2021-06-02 · Updated 2021-06-14 · CVE-2020-27302

Positive Technologies (AI Summary)

CVSS v2.0

7.7

High

Base vector

AV:A/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Realtek RTL8710 (and other Ameba-based devices) (affected versions not specified)

Description A stack buffer overflow in the memcpy function can lead to remote code execution when an attacker in Wi-Fi range sends a crafted Encrypted GTK value as part of the WPA2 4-way-handshake. This issue allows a remote attacker to execute arbitrary code.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2021-03329

CVE-2020-27302

Affected Products

Realtek Rtl8710

References · 6

• 🔥 https://vdoo.com/blog/realtek-wifi-vulnerabilities-zero-day · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-27302 · Security Note
• https://bdu.fstec.ru/vul/2021-03329 · Security Note
• https://securitylab.ru/news/520901.php · Note
• https://t.me/cvenotify/15580 · Telegram Post
• https://t.me/cvenotify/15551 · Telegram Post