Amazon Linux AMI : varnish (ALAS-2016-721)

high Nessus Plugin ID 92223

Synopsis

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

Description

Varnish 3.x before 3.0.7, when used in certain stacked installations, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a header line terminated by a \r (carriage return) character in conjunction with multiple Content-Length headers in an HTTP request. (CVE-2015-8852)

Solution

Run 'yum update varnish' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2016-721.html

Plugin Details

Severity: High

ID: 92223

File Name: ala_ALAS-2016-721.nasl

Version: 2.3

Type: local

Agent: unix

Published: 7/15/2016

Updated: 4/18/2018

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:varnish-docs, p-cpe:/a:amazon:linux:varnish-libs, p-cpe:/a:amazon:linux:varnish-libs-devel, p-cpe:/a:amazon:linux:varnish, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:varnish-debuginfo

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

Patch Publication Date: 7/14/2016

Reference Information

CVE: CVE-2015-8852

ALAS: 2016-721