CVE-2001-1068 — MEDIUM severity vulnerability (qpopper 4.01 with PAM based authentication on Red Hat system)
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.
| CVE ID | CVE-2001-1068 |
|---|---|
| Severity | MEDIUM |
| CVSS score | 5.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 2001-08-31 |
| Last modified | 2026-04-16 |
| Description | 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. |
| Source | NIST National Vulnerability Database |
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