China Key Systems & Integrated Circuit CKS32F103 Debug Interface exceptional condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in China Key Systems & Integrated Circuit CKS32F103. Impacted is an unknown function of the component Debug Interface. Executing a manipulation can lead to exceptional condition. This vulnerability is tracked as CVE-2020-13467. The physical device can be targeted for the attack. No exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in China Key Systems & Integrated Circuit CKS32F103 (affected version unknown). This vulnerability affects an unknown functionality of the component Debug Interface. The manipulation with an unknown input leads to a exceptional condition vulnerability. The CWE definition for the vulnerability is CWE-755. The product does not handle or incorrectly handles an exceptional condition. As an impact it is known to affect confidentiality. CVE summarizes:

The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface and exception handling.

The weakness was disclosed 08/31/2020. This vulnerability was named CVE-2020-13467 since 05/25/2020. The exploitation appears to be difficult. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.2
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Exceptional condition
CWE: CWE-755
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

05/25/2020 🔍
08/31/2020 +98 days 🔍
08/31/2020 +0 days 🔍
08/31/2020 +0 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2020-13467 (🔍)
GCVE (CVE): GCVE-0-2020-13467
GCVE (VulDB): GCVE-100-160462
See also: 🔍

Entryinfo

Created: 08/31/2020 22:06
Updated: 08/31/2020 22:11
Changes: 08/31/2020 22:06 (35), 08/31/2020 22:11 (17)
Complete: 🔍
Cache ID: 216::103

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