CVE-2023-28902 - CVE House

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Status published Low CVE-2023-28902

Denial of Service via integer underflow in picserver

3.3 CVSS

Vulnerability Description

An integer underflow in the image processing binary of the MIB3 infotainment unit allows an attacker with local access to the vehicle to cause denial-of-service of the infotainment system. The vulnerability was originally discovered in Skoda Superb III car with MIB3 infotainment unit OEM part number 3V0035820. The list of affected MIB3 OEM part numbers is provided in the referenced resources.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Artem Ivachev from PCA Cyber Security (PCAutomotive)

References

More from Preh Car Connect GmbH (JOYNEXT GmbH)

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A lack of access control in custom IPC mechanism

Cleartext Phonebook Information

Arbitrary Channel Disconnection Resulting in Denial of Service

Disabled Abortion Flag

Integer Overflow Leading to MTU Bypass

Affected Vendor

Preh Car Connect GmbH (JOYNEXT GmbH)

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Affected Software

Volkswagen MIB3 infotainment system MIB3 OI MQB

Vulnerable Versions:

0

Timeline

Official Publish: June 28th, 2025

Last Modified: June 30th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1574 Hijack Execution Flow

Privilege Escalation

T1059 Command and Scripting Interpreter

T1485 Data Destruction

T1499 Endpoint Denial of Service