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Vulnerabilities

Vulnerability · CVE-2023-28911

A specific flaw exists within the Bluetooth stack of the MIB3 infotainment.

Published Jun 28, 2025 · catalog updated Jun 30, 2025 · Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB

Check if you run it

No confirmed exploitation is on record for CVE-2023-28911. EPSS is 0.38%. Act only if a listed version of Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.38%
Remediation
Advisory link
Affected products
vendor Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB 0 ≤0304

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB 0 ≤03040 ≤0304

How to fix CVE-2023-28911

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-28911. EPSS is 0.38%. Act only if a listed version of Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB is installed.

Which versions are affected?

Compare what you have installed with Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB 0 ≤0304 0 ≤0304. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.38%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 28, 2025 · EUVD

    Detected

    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 Supe

  2. Jun 30, 2025 · EUVD

    Updated

    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 Supe

Sources

  • CVE.orgVulnerability recordCVE-2023-28911

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-28911

    30-day exploitation probability 0.38%

    first.org
  • EUVDVulnerability recordEUVD-2023-32531

    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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 21, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.