Amazon Linux AMI : openssh (ALAS-2012-99)

This script is Copyright (C) 2013-2014 Tenable Network Security, Inc.


Synopsis :

The remote Amazon Linux AMI host is missing a security update.

Description :

A denial of service flaw was found in the OpenSSH GSSAPI
authentication implementation. A remote, authenticated user could use
this flaw to make the OpenSSH server daemon (sshd) use an excessive
amount of memory, leading to a denial of service. GSSAPI
authentication is enabled by default ('GSSAPIAuthentication yes' in
'/etc/ssh/sshd_config'). (CVE-2011-5000)

See also :

http://www.nessus.org/u?10d39c67

Solution :

Run 'yum update openssh' to update your system.

Risk factor :

Low / CVSS Base Score : 3.5
(CVSS2#AV:N/AC:M/Au:S/C:N/I:N/A:P)

Family: Amazon Linux Local Security Checks

Nessus Plugin ID: 69706 ()

Bugtraq ID:

CVE ID: CVE-2011-5000