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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | google-authenticator | 20130529-1 | — |
| Debian 13 | google-authenticator | 20130529-1 | — |
| Debian 12 | google-authenticator | 20130529-1 | — |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=953505
- https://code.google.com/p/google-authenticator/source/detail?r=c3414e9857ad64e52283f3266065ef3023fc69a8
- [oss-security] 20130418 Re: CVE-2012-XXYY Request -- google-authenticator: Information disclosure due insecure requirement on the secrets file mailing-list
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=666129