Amazon Linux AMI : openvpn (ALAS-2013-201)

low Nessus Plugin ID 69759

Synopsis

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

Description

The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher.

Solution

Run 'yum update openvpn' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2013-201.html

Plugin Details

Severity: Low

ID: 69759

File Name: ala_ALAS-2013-201.nasl

Version: 1.6

Type: local

Agent: unix

Published: 9/4/2013

Updated: 4/18/2018

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Low

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:N/A:N

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:openvpn, p-cpe:/a:amazon:linux:openvpn-debuginfo, cpe:/o:amazon:linux

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Patch Publication Date: 6/11/2013

Reference Information

CVE: CVE-2013-2061

ALAS: 2013-201