China Key Systems & Integrated Circuit CKS32F103 Debug Interface information disclosure

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

A vulnerability was found in China Key Systems & Integrated Circuit CKS32F103 (unknown version). It has been declared as problematic. Affected by this vulnerability is an unknown code block of the component Debug Interface. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.

The weakness was shared 08/31/2020. This vulnerability is known as CVE-2020-13464 since 05/25/2020. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

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

The entry 160462 is related to this item.

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CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

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

VulDB Base Score: 4.6
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.2
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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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-2020-13464 (🔍)
See also: 🔍

Entryinfo

Created: 08/31/2020 22:05
Updated: 08/31/2020 22:10
Changes: 08/31/2020 22:05 (35), 08/31/2020 22:10 (17)
Complete: 🔍

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