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5.4

A specific flaw exists within the Bluetooth stack of the MIB3 infotainment. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow when ...

CVE-2023-28908 · published 1 year ago
Summary

A specific flaw exists within the Bluetooth stack of the MIB3 infotainment. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow when receiving non-fragmented HCI packets on a channel.
The vulnerability was originally discovered in Skoda...

Original advisory text
A specific flaw exists within the Bluetooth stack of the MIB3 infotainment. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow when ...
A specific flaw exists within the Bluetooth stack of the MIB3 infotainment. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow when receiving non-fragmented HCI packets on a channel.
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.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
5.4 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-190Integer Overflow
Timeline
Published28 Jun 2025
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2023-28908 · NVD
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