Vulnerability CVE-2017-12197
Published: 2018-01-18

Description:
It was found that libpam4j up to and including 1.8 did not properly validate user accounts when authenticating. A user with a valid password for a disabled account would be able to bypass security restrictions and possibly access sensitive information.

Type:

CWE-20

 (Improper Input Validation)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Redhat -> Enterprise linux 
Libpam4j project -> Libpam4j 
Debian -> Debian linux 

 References:
https://access.redhat.com/errata/RHSA-2017:2904
https://access.redhat.com/errata/RHSA-2017:2905
https://access.redhat.com/errata/RHSA-2017:2906
https://bugzilla.redhat.com/show_bug.cgi?id=1503103
https://lists.debian.org/debian-lts-announce/2017/11/msg00008.html
https://www.debian.org/security/2017/dsa-4025
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