CVE-2021-47814

7.5 HIGH
Published: January 16, 2026 Modified: January 29, 2026
View on NVD

Description

NBMonitor 1.6.8 contains a denial of service vulnerability that allows attackers to crash the application by overflowing the registration code input field. Attackers can paste a 256-character buffer into the registration key field to trigger an application crash and potential system instability.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.nsauditor.com
Source: disclosure@vulncheck.com
Product
https://www.exploit-db.com/exploits/49964
Source: disclosure@vulncheck.com
Exploit Third Party Advisory
https://www.vulncheck.com/advisories/nbmonitor-denial-of-service-poc
Source: disclosure@vulncheck.com
Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.0%
4th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

nsasoft