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Amazon Linux AMI : ruby21 (ALAS-2015-532)

medium Nessus Plugin ID 83884

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Synopsis

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

Description

As discussed in an upstream announcement, Ruby's OpenSSL extension suffers a vulnerability through overly permissive matching of hostnames, which can lead to similar bugs such as CVE-2014-1492 .

Solution

Run 'yum update ruby21' to update your system.

See Also

http://www.nessus.org/u?291d9038

https://alas.aws.amazon.com/ALAS-2015-532.html

Plugin Details

Severity: Medium

ID: 83884

File Name: ala_ALAS-2015-532.nasl

Version: 2.5

Type: local

Agent: unix

Published: 5/29/2015

Updated: 12/18/2019

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

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

CVSS v3

Risk Factor: Medium

Base Score: 5.9

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:ruby21, p-cpe:/a:amazon:linux:ruby21-devel, p-cpe:/a:amazon:linux:ruby21-doc, p-cpe:/a:amazon:linux:rubygem21-psych, p-cpe:/a:amazon:linux:rubygems21, p-cpe:/a:amazon:linux:ruby21-libs, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:ruby21-irb, p-cpe:/a:amazon:linux:rubygem21-bigdecimal, p-cpe:/a:amazon:linux:rubygem21-io-console, p-cpe:/a:amazon:linux:rubygems21-devel, p-cpe:/a:amazon:linux:ruby21-debuginfo

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

Patch Publication Date: 5/27/2015

Vulnerability Publication Date: 11/29/2019

Reference Information

CVE: CVE-2015-1855

ALAS: 2015-532