What is the CVSS score of CVE-2018-8853?

CVE-2018-8853 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Brilliance Firmware 64 CVE-2018-8853

HIGH

Execution with Unnecessary Privileges (CWE-250)

2018-05-04 ics-cert@hq.dhs.gov

Privilege Escalation Microsoft Brilliance Firmware 64 Brilliance Ict Sp Firmware Brilliance Ict Firmware Brilliance Ct Big Bore Firmware

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 04, 2018 - 17:29 nvd

HIGH 8.8

DescriptionNVD

Philips Brilliance CT devices operate user functions from within a contained kiosk in a Microsoft Windows operating system. Windows boots by default with elevated Windows privileges, enabling a kiosk application, user, or an attacker to potentially attain unauthorized elevated privileges in Brilliance 64 version 2.6.2 and prior, Brilliance iCT versions 4.1.6 and prior, Brillance iCT SP versions 3.2.4 and prior, and Brilliance CT Big Bore 2.3.5 and prior. Also, attackers may gain access to unauthorized resources from the underlying Windows operating system.

AnalysisAI

Philips Brilliance CT devices operate user functions from within a contained kiosk in a Microsoft Windows operating system. Rated high severity (CVSS 8.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-250. Philips Brilliance CT devices operate user functions from within a contained kiosk in a Microsoft Windows operating system. Windows boots by default with elevated Windows privileges, enabling a kiosk application, user, or an attacker to potentially attain unauthorized elevated privileges in Brilliance 64 version 2.6.2 and prior, Brilliance iCT versions 4.1.6 and prior, Brillance iCT SP versions 3.2.4 and prior, and Brilliance CT Big Bore 2.3.5 and prior. Also, attackers may gain access to unauthorized resources from the underlying Windows operating system. Affected products include: Philips Brilliance Firmware 64, Philips Brilliance Ict Sp Firmware, Philips Brilliance Ict Firmware, Philips Brilliance Ct Big Bore Firmware. Version information: version 2.6.2.

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.