CVE-2020-27524

On Audi A7 MMI 2014 vehicles, the Bluetooth stack in Audi A7 MMI Multiplayer with version (N+R_CN_AU_P0395) mishandles %x and %s format string specifiers in a device name. This may lead to memory content leaks and potentially crash the services.

CVSS v3 7.1 HIGH
CVSS v2.0 4.8 MEDIUM

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 4.2

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:A/AC:L/Au:N/C:P/I:N/A:P

Exploitability : 6.5 / Impact : 4.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://tiger-team-1337.blogspot.com/2020/10/audi-a7-2014-mmi-mishandles-format.html	Exploit Third Party Advisory
https://twitter.com/Kevin2600/status/1316380576593571840	Third Party Advisory
https://www.youtube.com/watch?v=BQUVgAdhwQs	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:audi:mmi_multiplayer:n\+r_cn_au_p0395:*:*:*:*:*:*:*

cpe:2.3:h:audi:a7:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-11-11 15:15

Updated : 2023-12-10 13:41

NVD link : CVE-2020-27524

Mitre link : CVE-2020-27524

CVE.ORG link : CVE-2020-27524

JSON object : View

Products Affected

audi

mmi_multiplayer
a7

CWE

CWE-134

Use of Externally-Controlled Format String

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