Description
Linux-PAM before 1.0.4 does not enforce the minimum password age (MINDAYS) as specified in /etc/shadow, which allows local users to bypass intended security policy and change their passwords sooner than specified.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | pam | 1.0.1-10 | — |
| Debian 13 | pam | 1.0.1-10 | — |
| Debian 12 | pam | 1.0.1-10 | — |
References
- 34728 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=487216
- FEDORA-2009-3204 vendor-advisory
- [pam-list] 20090309 Linux-PAM 1.0.4 released mailing-list
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=514437
- FEDORA-2009-3231 vendor-advisory
- 34733 third-party-advisory