Hard-coded password for access to power controller chip memory
Published Dec 1, 2023
6.8
MEDIUMCVSS 3.1
EPSS 0.31%
Description
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.
Affected products
-
- Version 0StatusaffectedConstraints<=0304
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Joynext | MIB3 Infotainment Unit | unaffected |
|
- < 0304
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Dec 5, 2023 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (7 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.31% (0.00313) | 21.99th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.31% (0.00313) | 22.76th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00078) | 20.78th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00053) | 23.46th | v3 (v2023.03.01) |
| Jun 4, 2024 | 0.05% (0.00053) | 21.26th | v3 (v2023.03.01) |
| Dec 7, 2023 | 0.05% (0.00053) | 19.24th | v3 (v2023.03.01) |
| Dec 2, 2023 | 0.04% (0.00043) | 6.90th | v3 (v2023.03.01) |
References (1)
- https://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/ Third Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/ | Third Party Advisory |
Change history (0)
No recorded changes yet.