Vulnerability · Published Nov 22, 2024 · Assigned by zdi

CVE-2024-8356Visteon Infotainment VIP MCU Code Insufficient Validation of Data Authenticity Local Privilege Escalation Vulnerability

High 8.8

In plain English

A high-severity insufficient verification of data authenticity in Infotainment from Visteon. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)0.2%top 93.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Visteon Infotainment VIP MCU Code Insufficient Validation of Data Authenticity Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Visteon Infotainment systems. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the firmware update process of the VIP microcontroller. The process does not properly verify authenticity of the supplied firmware image before programming it into internal memory. An attacker can leverage this vulnerability to escalate privileges execute arbitrary code in the context of the VIP MCU. Was ZDI-CAN-23758.

Affected products (as reported)

Vendor	Product	Versions
Visteon	Infotainment	cmu150_NA_74.00.324A

Weakness: CWE-345 · Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

ZDI-24-1188 x_research-advisory