PT-2025-39521

Name of the Vulnerable Software and Affected Versions WSO2 products affected versions not specified Description A username enumeration issue exists when Multi-Attribute Login is enabled. The system provides a different response for existing and non-existing usernames, regardless of the validate...

CVE-2025-40653 User enumeration in M3M Printer Server Web

User enumeration vulnerability in M3M Printer Server Web. This issue occurs during user authentication, where a difference in error messages could allow an attacker to determine whether a username is valid or not, allowing a brute force attack on valid usernames...

DEBIAN-CVE-2009-1273

pamssh 1.92 and possibly other versions, as used when PAM is compiled with USE=ssh, generates different error messages depending on whether the username is valid or invalid, which makes it easier for remote attackers to enumerate usernames...

DEBIAN-CVE-2004-0042

vsftpd 1.1.3 generates different error messages depending on whether or not a valid username exists, which allows remote attackers to identify valid usernames...