| Package | Affected versions | Patched versions |
|---|---|---|
| pam-krb5 | = 2.2.14= 2.3= 2.3.4 |
pam_krb5 2.2.14 through 2.3.4, as used in Red Hat Enterprise Linux (RHEL) 5, generates different password prompts depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.
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