CVE-2021-47818
DupTerminator 1.4.5639.37199 - Denial of Service
- State
- Published
- Severity
- 4.6 Medium
- Published
- Jan 16, 2026
- Updated
- Feb 2, 2026
- Reserved
- Jan 14, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.6 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | VulnCheck |
Weaknesses
- CWE-1284 Improper Validation of Specified Quantity in Input
Affected Products
| Product | Versions |
|---|---|
DupTerminatordupterminator |
|
References
- ExploitDB-49917exploit
- DupTerminator Project Homepageproduct
- VulnCheck Advisory: DupTerminator 1.4.5639.37199 - Denial of Servicethird-party-advisory
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