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Fix big security hole: Authentication succeeded when no password

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was given, unless use_first_pass was being used.
This is fatal if pam_yubico is considered 'sufficient' in the PAM
configuration.

Signed-off-by: Nanakos Chrysostomos <nanakos@wired-net.gr>
This commit is contained in:
Nanakos Chrysostomos 2011-08-26 14:32:03 +03:00
parent 2bf1a9b645
commit 4712da70ca
1 changed files with 1 additions and 0 deletions
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pam_yubico.c
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@ -747,6 +747,7 @@ pam_sm_authenticate (pam_handle_t * pamh,
if (resp->resp == NULL)
{
DBG (("conv returned NULL passwd?"));
retval = PAM_AUTH_ERR;
goto done;
}