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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.

PUBLISHED Reserved 2026-01-28 | Published 2026-01-30 | Updated 2026-02-03 | Assigner VulnCheck




HIGH: 8.4CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
HIGH: 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Product status

4.80
affected

Credits

Felipe Winsnes finder

References

www.exploit-db.com/exploits/48685 (ExploitDB-48685) exploit

www.dummysoftware.com/ftpdummy.html (Official FTPDummy Software Homepage) product

www.vulncheck.com/advisories/ftpdummy-local-buffer-overflow (VulnCheck Advisory: FTPDummy 4.80 - Local Buffer Overflow) third-party-advisory

cve.org (CVE-2020-37029)

nvd.nist.gov (CVE-2020-37029)

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