Škoda Superb III 2020 Power Controller Chip hard-coded password

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Škoda Superb III 2020. Affected is an unknown function of the component Power Controller Chip. Performing a manipulation results in hard-coded password. This vulnerability is reported as CVE-2023-28895. The attack may be carried out on the physical device. No exploit exists.

Detailsinfo

A vulnerability was found in Škoda Superb III 2020. It has been classified as problematic. This affects an unknown functionality of the component Power Controller Chip. The manipulation with an unknown input leads to a hard-coded password vulnerability. CWE is classifying the issue as CWE-259. The product contains a hard-coded password, which it uses for its own inbound authentication or for outbound communication to external components. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was disclosed 12/01/2023 by Danila Parnishchev. The advisory is shared at asrg.io. This vulnerability is uniquely identified as CVE-2023-28895 since 03/27/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1078.001 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 3.5
CNA Vector (Automotive Security Research Group (ASRG)): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Hard-coded password
CWE: CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/27/2023 🔍
12/01/2023 +249 days 🔍
12/01/2023 +0 days 🔍
12/21/2023 +20 days 🔍

Sourcesinfo

Advisory: asrg.io
Researcher: Danila Parnishchev
Status: Not defined

CVE: CVE-2023-28895 (🔍)
GCVE (CVE): GCVE-0-2023-28895
GCVE (VulDB): GCVE-100-246597

Entryinfo

Created: 12/01/2023 15:17
Updated: 12/21/2023 18:54
Changes: 12/01/2023 15:17 (47), 12/21/2023 18:54 (12)
Complete: 🔍
Cache ID: 216::103

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