CVE-2000-1033

HIGH 7.5CVE-2000-1033 · Published 11/12/2000 · updated 23/09/2026

In short

CVE-2000-1033 is a HIGH (CVSS 7.5) vulnerability affecting serv-u (cat soft).
Chance of exploitation in the next 30 days (EPSS): 7.6%, higher than 94.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
serv-u cat_soft	`= 2.5x`	No fix yet

Description

Serv-U FTP Server allows remote attackers to bypass its anti-hammering feature by first logging on as a valid user (possibly anonymous) and then attempting to guess the passwords of other users.

References

securityfocus.com/archive/1/141905
securityfocus.com/bid/1860 · Exploit
exchange.xforce.ibmcloud.com/vulnerabilities/5436

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