Description
The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before 1.2.1, when unable to directly access passwords, allows local users to enumerate usernames or cause a denial of service (hang) via a large password.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/161249.html ↗
- http://rhn.redhat.com/errata/RHSA-2015-1640.html ↗
- http://www.openwall.com/lists/oss-security/2015/06/25/13 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1228571 ↗
- https://www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-011/?fid=6551 ↗
- https://security.gentoo.org/glsa/201605-05 ↗
- http://www.ubuntu.com/usn/USN-2935-2 ↗
- http://www.ubuntu.com/usn/USN-2935-3 ↗
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html ↗
- http://www.ubuntu.com/usn/USN-2935-1 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161350.html ↗
- http://www.securityfocus.com/bid/75428 ↗
- https://www.trustwave.com/Resources/SpiderLabs-Blog/Username-Enumeration-against-OpenSSH-SELinux-with-CVE-2015-3238/ ↗