Vulnerability CVE-2012-6140
Published: 2013-04-24

Description:
pam_google_authenticator.c in the PAM module in Google Authenticator before 1.0 requires user-readable permissions for the secret file, which allows local users to bypass intended access restrictions and discover a shared secret via standard filesystem operations, a different vulnerability than CVE-2013-0258.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
google-authenticator Information disclosure
Jan iankko Liesk...
18.04.2013

Type:

CWE-200

 (Information Exposure)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
1.9/10
2.9/10
3.4/10
Exploit range
Attack complexity
Authentication
Local
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Google -> Google authenticator 
Google -> Authenticator 

 References:
https://code.google.com/p/google-authenticator/source/detail?r=c3414e9857ad64e52283f3266065ef3023fc69a8
https://bugzilla.redhat.com/show_bug.cgi?id=953505
http://openwall.com/lists/oss-security/2013/04/18/10
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=666129
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