Vulnerability CVE-2009-2410
Published: 2009-07-30   Modified: 2012-02-13

Description:
The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account's username, in conjunction with an arbitrary password, over an ssh connection.

Type:

CWE-287

 (Improper Authentication)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Fedorahosted -> SSSD 

 References:
https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01236.html
https://bugzilla.redhat.com/show_bug.cgi?id=514057
https://bugzilla.redhat.com/attachment.cgi?id=355424
http://xforce.iss.net/xforce/xfdb/52210
http://www.securityfocus.com/bid/35868
http://secunia.com/advisories/36018
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