CVE-2020-37029
FTPDummy 4.80 - Local Buffer Overflow
- State
- Published
- Severity
- 8.4 High
- Published
- Jan 30, 2026
- Updated
- Feb 3, 2026
- Reserved
- Jan 28, 2026
Description
FTPDummy 4.80 contains a local buffer overflow vulnerability in its preference file handling that allows attackers to execute arbitrary code. Attackers can craft a malicious preference file with carefully constructed shellcode to trigger a structured exception handler overwrite and execute system commands.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.4 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.4 High | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
FTPDummyK.soft |
|
References
- ExploitDB-48685exploit
- Official FTPDummy Software Homepageproduct
- VulnCheck Advisory: FTPDummy 4.80 - Local Buffer Overflowthird-party-advisory
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