CVE-2020-20276

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An unauthenticated stack-based buffer overflow vulnerability in common.c's handle_PORT in uftpd FTP server versions 2.10 and earlier can be abused to cause a crash and could potentially lead to remote code execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://arinerron.com/blog/posts/6Third Party Advisory
https://github.com/troglobit/uftpd/commit/0fb2c031ce0ace07cc19cd2cb2143c4b5a63c9ddPatch, Third Party Advisory
https://arinerron.com/blog/posts/6Third Party Advisory
https://github.com/troglobit/uftpd/commit/0fb2c031ce0ace07cc19cd2cb2143c4b5a63c9ddPatch, Third Party Advisory

Timeline

Published: Dec 18, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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