Ubuntu 10.04 LTS / 11.10 / 12.04 LTS / 12.10 : ruby1.8, ruby1.9.1 vulnerability (USN-1780-1)

Ubuntu Security Notice (C) 2013-2016 Canonical, Inc. / NASL script (C) 2013-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

Ben Murphy discovered that the Ruby REXML library incorrectly handled
XML entity expansion. An attacker could use this flaw to cause Ruby to
consume large amounts of memory, resulting in a denial of service.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 65686 ()

Bugtraq ID: 58141

CVE ID: CVE-2013-1821

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