FTP Server Response Buffer Overflow
Project curl Security Advisory, October 13th 2000 - Permalink
When storing an FTP server's error message on failure, there was no check for input length and thus a malicious FTP server could overflow curl's stack based buffer.
securityfocus lists two exploits
The Common Vulnerabilities and Exposures (CVE) project has assigned the name CVE-2000-0973 to this issue.