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RHEL 7 : rh-ruby30-ruby (RHSA-2021:3982)

high Nessus Plugin ID 154437

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Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3982 advisory.

 - rubygem-bundler: Dependencies of gems with explicit source may be installed from a different source (CVE-2020-36327)

 - rubygem-rdoc: Command injection vulnerability in RDoc (CVE-2021-31799)

 - ruby: FTP PASV command response can cause Net::FTP to connect to arbitrary host (CVE-2021-31810)

 - ruby: StartTLS stripping vulnerability in Net::IMAP (CVE-2021-32066)

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.

See Also

https://bugzilla.redhat.com/1980126

https://bugzilla.redhat.com/1980128

https://bugzilla.redhat.com/1980132

https://access.redhat.com/security/cve/CVE-2020-36327

https://access.redhat.com/security/cve/CVE-2021-31799

https://access.redhat.com/security/cve/CVE-2021-31810

https://access.redhat.com/security/cve/CVE-2021-32066

https://access.redhat.com/errata/RHSA-2021:3982

https://bugzilla.redhat.com/1958999

Plugin Details

Severity: High

ID: 154437

File Name: redhat-RHSA-2021-3982.nasl

Version: 1.7

Type: local

Agent: unix

Published: 10/27/2021

Updated: 11/27/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

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-2020-36327

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-ruby, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-ruby-default-gems, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-ruby-devel, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-ruby-doc, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-ruby-libs, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-bigdecimal, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-bundler, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-io-console, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-irb, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-json, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-minitest, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-power_assert, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-psych, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-rake, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-rbs, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-rexml, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-rss, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-test-unit, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygem-typeprof, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygems, p-cpe:/a:redhat:enterprise_linux:rh-ruby30-rubygems-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: 10/25/2021

Vulnerability Publication Date: 4/29/2021

Reference Information

CVE: CVE-2020-36327, CVE-2021-31799, CVE-2021-31810, CVE-2021-32066

CWE: 200, 319, 494, 77

RHSA: 2021:3982