What is the CVSS score of CVE-2020-6976?

CVE-2020-6976 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.8%.

Cncsoft Screeneditor CVE-2020-6976

MEDIUM

Out-of-bounds Read (CWE-125)

2020-03-18 ics-cert@hq.dhs.gov

Buffer Overflow Information Disclosure Cncsoft Screeneditor

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Mar 18, 2020 - 14:15 nvd

MEDIUM 5.5

DescriptionNVD

Delta Industrial Automation CNCSoft ScreenEditor, v1.00.96 and prior. An out-of-bounds read overflow can be exploited when a valid user opens a specially crafted, malicious input file due to the lack of validation.

AnalysisAI

Delta Industrial Automation CNCSoft ScreenEditor, v1.00.96 and prior. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. Delta Industrial Automation CNCSoft ScreenEditor, v1.00.96 and prior. An out-of-bounds read overflow can be exploited when a valid user opens a specially crafted, malicious input file due to the lack of validation. Affected products include: Deltaww Cncsoft Screeneditor.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.