CVE-2005-0256: Washington University Wu-Ftpd

Medium severity, CVSS 5.0. EPSS: 5.2% chance of exploitation in the next 30 days.

The wu_fnmatch function in wu_fnmatch.c in wu-ftpd 2.6.1 and 2.6.2 allows remote attackers to cause a denial of service (CPU exhaustion by recursion) via a glob pattern with a large number of * (wildcard) characters, as demonstrated using the dir command.

Affected products

• Washington University Wu-Ftpd: version 2.6.1 only; version 2.6.2 only

Published 2005-05-02. Last modified 2026-06-16.