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This script is Copyright (C) 2013-2015 Tenable Network Security, Inc.
The remote Oracle Linux host is missing one or more security updates.
From Red Hat Security Advisory 2013:0612 :
Updated ruby packages that fix two security issues are now available
for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having
moderate security impact. Common Vulnerability Scoring System (CVSS)
base scores, which give detailed severity ratings, are available for
each vulnerability from the CVE links in the References section.
Ruby is an extensible, interpreted, object-oriented, scripting
language. It has features to process text files and to do system
It was discovered that Ruby's REXML library did not properly restrict
XML entity expansion. An attacker could use this flaw to cause a
denial of service by tricking a Ruby application using REXML to read
text nodes from specially crafted XML content, which will result in
REXML consuming large amounts of system memory. (CVE-2013-1821)
It was found that the RHSA-2011:0910 update did not correctly fix the
CVE-2011-1005 issue, a flaw in the method for translating an exception
message into a string in the Exception class. A remote attacker could
use this flaw to bypass safe level 4 restrictions, allowing untrusted
(tainted) code to modify arbitrary, trusted (untainted) strings, which
safe level 4 restrictions would otherwise prevent. (CVE-2012-4481)
The CVE-2012-4481 issue was discovered by Vit Ondruch of Red Hat.
All users of Ruby are advised to upgrade to these updated packages,
which contain backported patches to resolve these issues.
See also :
Update the affected ruby packages.
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.3
Public Exploit Available : false
Family: Oracle Linux Local Security Checks
Nessus Plugin ID: 68782 ()
Bugtraq ID: 5581358141
CVE ID: CVE-2012-4481CVE-2013-1821
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