CVE-2023-28895
Hard-coded password for access to power controller chip memory
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.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- 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
Hard-coded password for access to power controller chip memory
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.
- Record
CVE-2023-28895- CVSS 3.1
- 3.5 Low
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-259
- Updated
- 2026-11-02
EUVDEUVD-2023-32515
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.
- Record
EUVD-2023-32515- CVSS 3.1
- 3.5 Low
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f52g-mqvx-jmjp
The password for access to the debugging console of the PoWer Controller chip (PWC) of the MIB3...
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.
- Record
GHSA-f52g-mqvx-jmjp- CVSS 3.1
- 3.5 Low
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-259, CWE-798
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2023-28895- CVSS 3.1
- 3.5 Low
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-259, CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-28895 is a low vulnerability (CVSS 3.5) in Joynext Mib3 Infotainment Unit, published December 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. No source names a fixed version.