What is the CVSS score of CVE-2020-13466?

CVE-2020-13466 has a CVSS 3.1 base score of 6.8 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Stm32F103 Firmware CVE-2020-13466

MEDIUM

2020-08-31 cve@mitre.org

RCE Stm32F103 Firmware

6.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.8 MEDIUM

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 31, 2020 - 16:15 nvd

MEDIUM 6.8

DescriptionNVD

STMicroelectronics STM32F103 devices through 2020-05-20 allow physical attackers to execute arbitrary code via a power glitch and a specific flash patch/breakpoint unit configuration.

AnalysisAI

STMicroelectronics STM32F103 devices through 2020-05-20 allow physical attackers to execute arbitrary code via a power glitch and a specific flash patch/breakpoint unit configuration. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

STMicroelectronics STM32F103 devices through 2020-05-20 allow physical attackers to execute arbitrary code via a power glitch and a specific flash patch/breakpoint unit configuration. Affected products include: St Stm32F103 Firmware. Version information: through 2020.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.