Nsauditor Product Key Explorer 4.2.2.0 contains a denial of service vulnerability that allows local attackers to crash the application by inputting a specially crafted registration key. Attackers can generate a payload of 1000 bytes of repeated characters and paste it into the 'Key' input field to trigger the application crash.

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Fixes

Solution

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Workaround

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History

Thu, 05 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 05 Feb 2026 16:30:00 +0000

Type Values Removed Values Added
Description Nsauditor Product Key Explorer 4.2.2.0 contains a denial of service vulnerability that allows local attackers to crash the application by inputting a specially crafted registration key. Attackers can generate a payload of 1000 bytes of repeated characters and paste it into the 'Key' input field to trigger the application crash.
Title Product Key Explorer 4.2.2.0 - 'Key' Denial of Service
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.7, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-05T18:43:42.384Z

Reserved: 2026-02-03T16:27:45.305Z

Link: CVE-2020-37131

cve-icon Vulnrichment

Updated: 2026-02-05T18:43:39.931Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-05T17:16:08.207

Modified: 2026-02-05T20:47:37.777

Link: CVE-2020-37131

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses