RHEL 6 / 7 : rh-ruby23-ruby (RHSA-2018:0585)

critical Nessus Plugin ID 194120

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Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:0585 advisory.

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.

The following packages have been upgraded to a later upstream version: rh-ruby23-ruby (2.3.6), rh- ruby23-rubygems (2.5.2.2), rh-ruby23-rubygem-json (1.8.3.1), rh-ruby23-rubygem-minitest (5.8.5), rh- ruby23-rubygem-psych (2.1.0.1). (BZ#1549649)

Security Fix(es):

* ruby: Command injection vulnerability in Net::FTP (CVE-2017-17405)

* ruby: Buffer underrun vulnerability in Kernel.sprintf (CVE-2017-0898)

* rubygems: Arbitrary file overwrite due to incorrect validation of specification name (CVE-2017-0901)

* rubygems: DNS hijacking vulnerability (CVE-2017-0902)

* rubygems: Unsafe object deserialization through YAML formatted gem specifications (CVE-2017-0903)

* ruby: Escape sequence injection vulnerability in the Basic authentication of WEBrick (CVE-2017-10784)

* ruby: Buffer underrun in OpenSSL ASN1 decode (CVE-2017-14033)

* rubygems: Escape sequence in the summary field of gemspec (CVE-2017-0899)

* rubygems: No size limit in summary length of gem spec (CVE-2017-0900)

* ruby: Arbitrary heap exposure during a JSON.generate call (CVE-2017-14064)

* ruby: Command injection in lib/resolv.rb:lazy_initialize() allows arbitrary code execution (CVE-2017-17790)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Critical

ID: 194120

File Name: redhat-RHSA-2018-0585.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 4/27/2024

Updated: 11/5/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2017-17405

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2017-17790

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-net-telnet, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-rake, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-ruby-tcltk, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-ruby-doc, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-psych, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-ruby-irb, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-io-console, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-json, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-ruby-libs, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-rdoc, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-power_assert, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-bigdecimal, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygems-devel, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-minitest, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygems, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-ruby, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-did_you_mean, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-rubygem-test-unit, p-cpe:/a:redhat:enterprise_linux:rh-ruby23-ruby-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/26/2018

Vulnerability Publication Date: 8/31/2017

Reference Information

CVE: CVE-2017-0898, CVE-2017-0899, CVE-2017-0900, CVE-2017-0901, CVE-2017-0902, CVE-2017-0903, CVE-2017-10784, CVE-2017-14033, CVE-2017-14064, CVE-2017-17405, CVE-2017-17790

CWE: 117, 119, 122, 138, 20, 200, 77

RHSA: 2018:0585

Detections

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