CVE-2020-37107
Core FTP LE 2.2 - Denial of Service
- State
- Published
- Severity
- 6.7 Medium
- Published
- Feb 6, 2026
- Updated
- Apr 7, 2026
- Reserved
- Feb 1, 2026
Description
Core FTP LE 2.2 contains a denial of service vulnerability that allows attackers to crash the application by overwriting the account field with a large buffer. Attackers can create a text file with 20,000 repeated characters and paste it into the account field to cause the application to become unresponsive and require reinstallation.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.7 Medium | 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 | 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-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
Core FTP LECore FTP |
|
References
- ExploitDB-48137exploit
- Core FTP Vendor Homepageproduct
- Core FTP Download Pageproduct
- VulnCheck Advisory: Core FTP LE 2.2 - Denial of Servicethird-party-advisory
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