What is the CVSS score of CVE-2020-6977?

CVE-2020-6977 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%.

Vivid E95 Firmware CVE-2020-6977

MEDIUM

Protection Mechanism Failure (CWE-693)

2020-02-20 ics-cert@hq.dhs.gov

Information Disclosure Vivid E95 Firmware Vivid E90 Firmware Vivid S70N Firmware Vivid T8 Firmware Vivid T9 Firmware Vivid Iq Firmware Logiq E10 Firmware Logiq E9 Firmware Logiq S8 Firmware Logiq S7 Firmware Logiq P9 Firmware Logiq E9 With Xdclear Firmware Voluson Firmware Versana Essential Firmware Invenia Abus Scan Station Firmware Venue Go Firmware Ge

6.8

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-693 OWASP Top 10:2025 A06:2025 - Insecure Design ASVS 5.0 V15 - Secure Coding and Architecture Protection mechanism completeness
Impact	CVSS score of 6.8 (MEDIUM). Attack characteristics: physical attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAI

A restricted desktop environment escape vulnerability exists in the Kiosk Mode functionality of affected devices. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

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.

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Technical ContextAI · show details

This vulnerability is classified under CWE-693. A restricted desktop environment escape vulnerability exists in the Kiosk Mode functionality of affected devices. Specially crafted inputs can allow the user to escape the restricted environment, resulting in access to the underlying operating system. Affected devices include the following GE Ultrasound Products: Vivid products - all versions; LOGIQ - all versions not including LOGIQ 100 Pro; Voluson - all versions; Versana Essential - all versions; Invenia ABUS Scan station - all versions; Venue - all versions not including Venue 40 R1-3 and Venue 50 R4-5 Affected products include: Ge Vivid E95 Firmware, Ge Vivid E90 Firmware, Ge Vivid S70N Firmware, Ge Vivid T8 Firmware, Ge Vivid T9 Firmware.

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Exploit and PoC references, threat intelligence from 22 sources

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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

DescriptionNVD

A restricted desktop environment escape vulnerability exists in the Kiosk Mode functionality of affected devices. Specially crafted inputs can allow the user to escape the restricted environment, resulting in access to the underlying operating system. Affected devices include the following GE Ultrasound Products: Vivid products - all versions; LOGIQ - all versions not including LOGIQ 100 Pro; Voluson - all versions; Versana Essential - all versions; Invenia ABUS Scan station - all versions; Venue - all versions not including Venue 40 R1-3 and Venue 50 R4-5

Threat Intelligence Overview

EPSS Score

0.4%

Top 65% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.4%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +34

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.