What is the CVSS score of CVE-2020-37191?

CVE-2020-37191 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Is there a public PoC exploit available for CVE-2020-37191?

Yes, a public proof-of-concept exploit is available for CVE-2020-37191. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2020-37191?

Within 24 hours: Identify all systems running Dialup Password Recovery 1.30 and assess business criticality. Within 7 days: Implement network segmentation to restrict access to the application, disable remote access if not operationally required, and establish monitoring for suspicious input patterns. Within 30 days: Evaluate migration to alternative password management solutions or contact vendor for patch timeline; implement input validation controls at the application gateway level.

CVE-2020-37191

HIGH

Classic Buffer Overflow (CWE-120)

2026-02-11 disclosure@vulncheck.com

Denial Of Service

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

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:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:02 vuln.today

PoC Detected

Feb 12, 2026 - 15:10 vuln.today

Public exploit code

CVE Published

Feb 11, 2026 - 21:16 nvd

HIGH 7.5

DescriptionCVE.org

Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. Attackers can trigger the vulnerability by inserting a large 5000-character payload into the User Name and Registration Code input fields.

AnalysisAI

Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. [CVSS 7.5 HIGH]

Technical ContextAI

Classified as CWE-120 (Classic Buffer Overflow). Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. Attackers can trigger the vulnerability by inserting a large 5000-character payload into the User Name and Registration Code input fields.

Affected ProductsAI

Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overf

RemediationAI

Monitor vendor advisories for a patch. Enable ASLR, DEP/NX, and stack canaries where possible. Restrict network access to the affected service where possible.

CVE-2020-37191 vulnerability details – vuln.today

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CVE-2020-37191

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code