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Vulnerability Score 5.0 5.0
CVE Id CVE-2001-1068
Last Modified 05 Sep 2008 04:25:36
Published 31 Aug 2001 12:00:00
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact NONE NONE
Availability Impact NONE NONE
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



qpopper 4.01 with PAM based authentication on Red Hat systems generates different error messages when an invalid username is provided instead of a valid name, which allows remote attackers to determine valid usernames on the system.

Vulnerable Systems


  • Qualcomm Qpopper 4.0.1


XF - qpopper-pam-auth-error(7047)

BID - 3242

BUGTRAQ - 20010825 qpopper and pam.d

Last Updated: 27 May 2016 10:36:30