CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
EPSS
Percentile
5.1%
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.
Author | Note |
---|---|
mdeslaur | pam below 1.0 have a check already as per debian bug: in _unix_verify_shadow, called from pam_sm_chauthtok: if ((curdays < (spwdent->sp_lstchg + spwdent->sp_min)) && (spwdent->sp_min != -1)) retval = PAM_AUTHTOK_ERR; |