CVE-2023-28895 Hard-coded password for access to power controller chip memory

Low 3.5 Published Updated

Attackers with physical access can use a hard-coded password to gain full control over the power controller chip in the infotainment system.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-28895?

CVE-2023-28895 is a low-severity vulnerability in JOYNEXT MIB3 Infotainment Unit, published on 1 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The password for access to the debugging console of the PoWer Controller chip (PWC) of the MIB3 infotainment is hard-coded in the firmware. The console allows attackers with physical access to the MIB3 unit to gain full control over the PWC chip.

Vulnerability found on Škoda Superb III (3V3) - 2.0 TDI manufactured in 2022.

Weakness: CWE-798, CWE-259

Which versions are affected by CVE-2023-28895?

It affects 1 product.

Products include Preh Mib3 Firmware.

How do I fix CVE-2023-28895?

No fix has been published for CVE-2023-28895 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-28895 being exploited?

There is no known exploitation of CVE-2023-28895 in the wild and no public exploit code.

Sources

Also known as GHSA-f52g-mqvx-jmjp.

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