CVE-2021-47818 - CVE House
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Status published Medium CVE-2021-47818

DupTerminator 1.4.5639.37199 - Denial of Service

Vulnerability Description

DupTerminator 1.4.5639.37199 contains a denial of service vulnerability that allows attackers to crash the application by inputting a long character string in the Excluded text box. Attackers can generate a payload of 8000 repeated characters to trigger the application to stop working on Windows 10.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Brian Rodríguez

References

Affected Vendor

dupterminator

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Affected Software

DupTerminator
Vulnerable Versions:
1.4.5639.37199

Timeline

Official Publish: January 16th, 2026
Last Modified: February 2nd, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-1284

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.