CVE-2023-28911CWE-20

Arbitrary Channel Disconnection Resulting in Denial of Service

Medium · published June 28, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
31.2
In the wild
Unconfirmed
What it is

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 arbitrary channel disconnection. An attacker can leverage this vulnerability to cause a denial-of-service attack for every connected client of the infotainment device.

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00384 · 31.2th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2025-06-28T15:34Z
EPSS history
Timeline
  • 28 JUN 15:34Z
    Arbitrary Channel Disconnection Resulting in Denial of Service
    cvelistv5