What is the CVSS score of CVE-2020-36940?

CVE-2020-36940 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Is there a public PoC exploit available for CVE-2020-36940?

Yes, a public proof-of-concept exploit is available for CVE-2020-36940. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2020-36940?

Within 24 hours: Identify all systems running Easy CD & DVD Cover Creator 4.13 and assess business criticality. Within 7 days: Restrict user access to the application, disable network access where possible, and evaluate replacement tools. Within 30 days: Either migrate to an alternative cover creation solution or upgrade to a patched version once available from the vendor.

CVE-2020-36940

CRITICAL

Classic Buffer Overflow (CWE-120)

2026-01-27 disclosure@vulncheck.com

Buffer Overflow Denial Of Service

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Jan 29, 2026 - 16:31 vuln.today

Public exploit code

CVE Published

Jan 27, 2026 - 16:16 nvd

CRITICAL 9.8

DescriptionCVE.org

Easy CD & DVD Cover Creator 4.13 contains a buffer overflow vulnerability in the serial number input field that allows attackers to crash the application. Attackers can generate a 6000-byte payload and paste it into the serial number field to trigger an application crash.

AnalysisAI

Easy CD & DVD Cover Creator 4.13 has a buffer overflow in serial number input.

Technical ContextAI

CWE-120.

Affected ProductsAI

Easy CD & DVD Cover Creator 4.13

RemediationAI

Avoid untrusted serial keys.

CVE-2020-36940 vulnerability details – vuln.today

Back

CVE-2020-36940

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

Share

External POC / Exploit Code