CVE-2001-0839: Ibill Internet Billing Company Processing Plus

High severity, CVSS 7.5. EPSS: 7% chance of exploitation in the next 30 days.

ibillpm.pl in iBill password management system generates weak passwords based on a client's MASTER_ACCOUNT, which allows remote attackers to modify account information in the .htpasswd file via brute force password guessing.

Affected products

Published 2001-12-06. Last modified 2026-06-16.