CVE-2020-28656

The update functionality of the Discover Media infotainment system in Volkswagen Polo 2019 vehicles allows physically proximate attackers to execute arbitrary code because some unsigned parts of a metainfo file are parsed, which can cause attacker-controlled files to be written to the infotainment system and executed as root.

CVSS v3 6.8 MEDIUM
CVSS v2.0 7.2 HIGH

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.contextis.com/en/blog/a-code-signing-bypass-for-the-vw-polo	Exploit Third Party Advisory
https://www.contextis.com/en/blog/a-code-signing-bypass-for-the-vw-polo	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:vw:polo_firmware:2019:*:*:*:*:*:*:*

cpe:2.3:h:vw:polo:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:23

Type	Values Removed	Values Added
References	~~() https://www.contextis.com/en/blog/a-code-signing-bypass-for-the-vw-polo - Exploit, Third Party Advisory~~	() https://www.contextis.com/en/blog/a-code-signing-bypass-for-the-vw-polo - Exploit, Third Party Advisory

Information

Published : 2020-11-16 04:15

Updated : 2024-11-21 05:23

NVD link : CVE-2020-28656

Mitre link : CVE-2020-28656

CVE.ORG link : CVE-2020-28656

JSON object : View

Products Affected

vw

polo_firmware
polo

CWE

CWE-354

Improper Validation of Integrity Check Value

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