PT-2020-16698 · Audi · Audi A7 Mmi Multiplayer

Kevin2600 · Published 2020-11-11 · Updated 2020-12-30 · CVE-2020-27524

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Audi A7 MMI Multiplayer version (N+R CN AU P0395)

Description The Bluetooth stack in Audi A7 MMI Multiplayer mishandles %x and %s format string specifiers in a device name, potentially leading to memory content leaks and service crashes.

Recommendations For version (N+R CN AU P0395), consider disabling the Bluetooth functionality until a patch is available to prevent potential memory content leaks and service crashes. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use of Externally-Controlled Format String

Weakness Enumeration

CWE-134

Related Identifiers

CVE-2020-27524

Affected Products

Audi A7 Mmi Multiplayer

References · 7

• 🔥 https://tiger-team-1337.blogspot.com/2020/10/audi-a7-2014-mmi-mishandles-format.html · Exploit
• 🔥 https://youtube.com/watch?v=BQUVgAdhwQs · Exploit
• https://osv.dev/vulnerability/CVE-2020-27524 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27524 · Security Note
• https://t.me/cibsecurity/16169 · Telegram Post
• https://twitter.com/Kevin2600/status/1316380576593571840 · Note
• https://t.me/cvenotify/5538 · Telegram Post