Vulnerability CVE-2016-4422
Published: 2016-05-06

Description:
The pam_sm_authenticate function in pam_sshauth.c in libpam-sshauth might allow context-dependent attackers to bypass authentication or gain privileges via a system user account.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Libpam-sshauth -> Libpam-sshauth 
Debian -> Debian linux 

 References:
https://bazaar.launchpad.net/~ltsp-upstream/ltsp/libpam-sshauth/revision/114#src/pam_sshauth.c
http://www.debian.org/security/2016/dsa-3567
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