CVE-2023-28908
Integer Overflow in Non-Fragmented Data Reception
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.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Integer Overflow in Non-Fragmented Data Reception
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.
- Record
CVE-2023-28908- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-190
- Updated
- 2026-11-02
EUVDEUVD-2023-32528
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.
- Record
EUVD-2023-32528- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-wm7p-28g9-67f7
A specific flaw exists within the Bluetooth stack of the MIB3 infotainment. The issue results...
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.
- Record
GHSA-wm7p-28g9-67f7- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-190
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2023-28908- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-190
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-28908 is a medium vulnerability (CVSS 5.4) in Preh Car Connect Gmbh (joynext Gmbh) Volkswagen Mib3 Infotainment System Mib3 Oi Mqb, published June 28, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. No source names a fixed version.
References
i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf
pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment-2
asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-part-2
nvd.nist.gov/vuln/detail/CVE-2023-28908
github.com/advisories/GHSA-wm7p-28g9-67f7