What is the CVSS score of CVE-2020-8334?

CVE-2020-8334 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: 0.3%.

Thinkpad A275 Firmware CVE-2020-8334

MEDIUM

Improper Check for Unusual or Exceptional Conditions (CWE-754)

2020-06-09 psirt@lenovo.com

Authentication Bypass Lenovo Thinkpad A275 Firmware Thinkpad A475 Firmware Thinkpad A285 Firmware Thinkpad A485 Firmware Thinkpad X395 Firmware Thinkpad T495 Firmware Thinkpad T495S 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

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 09, 2020 - 20:15 nvd

MEDIUM 6.8

DescriptionNVD

The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T495s, X395, T495, A485, A285, A475, A275 which may allow for unauthorized access.

AnalysisAI

The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T495s, X395, T495, A485, A285, A475, A275 which may allow for unauthorized access. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-754. The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T495s, X395, T495, A485, A285, A475, A275 which may allow for unauthorized access. Affected products include: Lenovo Thinkpad T495S Firmware, Lenovo Thinkpad X395 Firmware, Lenovo Thinkpad T495 Firmware, Lenovo Thinkpad A485 Firmware, Lenovo Thinkpad A285 Firmware.

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.