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Red Hat 7: RHSA-2021-3559-01 Important: Ruby Command Injection

red hat
Calendar Grey September 20, 2021
Dist Redhat Esm H88
Keep updated on the latest rh-python38-python release from Red Hat, which tackles significant security vulnerabilities that could impact your infrastructure.
An update for rh-ruby27-ruby is now available for Red Hat Software Collections

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

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-ruby27-ruby (2.7.4).
Security Fix(es):
* 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)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory security update red hat important ruby command injection

References

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/security/updates/classification#important

Package List

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):
Source: rh-ruby27-ruby-2.7.4-130.el7.src.rpm
noarch: rh-ruby27-ruby-doc-2.7.4-130.el7.noarch.rpm rh-ruby27-rubygem-bundler-2.2.24-130.el7.noarch.rpm rh-ruby27-rubygem-did_you_mean-1.4.0-130.el7.noarch.rpm rh-ruby27-rubygem-irb-1.2.6-130.el7.noarch.rpm rh-ruby27-rubygem-minitest-5.13.0-130.el7.noarch.rpm rh-ruby27-rubygem-net-telnet-0.2.0-130.el7.noarch.rpm rh-ruby27-rubygem-power_assert-1.1.7-130.el7.noarch.rpm rh-ruby27-rubygem-rake-13.0.1-130.el7.noarch.rpm rh-ruby27-rubygem-rdoc-6.2.1.1-130.el7.noarch.rpm rh-ruby27-rubygem-test-unit-3.3.4-130.el7.noarch.rpm rh-ruby27-rubygem-xmlrpc-0.3.0-130.el7.noarch.rpm rh-ruby27-rubygems-3.1.6-130.el7.noarch.rpm rh-ruby27-rubygems-devel-3.1.6-130.el7.noarch.rpm
ppc64le: rh-ruby27-ruby-2.7.4-130.el7.ppc64le.rpm rh-ruby27-ruby-debuginfo-2.7.4-130.el7.ppc64le.rpm rh-ruby27-ruby-devel-2.7.4-130.el7.ppc64le.rpm rh-ruby27-ruby-libs-2.7.4-130.el7.ppc64le.rpm rh-ruby27-rubygem-bigdecimal-2.0.0-130.el7.ppc64le.rpm rh-ruby27-rubygem-io-console-0.5.6-130.el7.ppc64le.rpm rh-ruby27-rubygem-json-2.3.0-130.el7.ppc64le.rpm rh-ruby27-rubygem-openssl-2.1.2-130.el7.ppc64le.rpm rh-ruby27-rubygem-psych-3.1.0-130.el7.ppc64le.rpm rh-ruby27-rubygem-racc-1.4.16-130.el7.ppc64le.rpm


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:3559-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3559
Issue date: 2021-09-20

Topic

An update for rh-ruby27-ruby is now available for Red Hat SoftwareCollections.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update red hat important ruby command injection

Relevant Releases Architectures

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64

Bugs Fixed

1958999 - CVE-2020-36327 rubygem-bundler: Dependencies of gems with explicit source may be installed from a different source

1980126 - CVE-2021-31810 ruby: FTP PASV command response can cause Net::FTP to connect to arbitrary host

1980128 - CVE-2021-32066 ruby: StartTLS stripping vulnerability in Net::IMAP

1980132 - CVE-2021-31799 rubygem-rdoc: Command injection vulnerability in RDoc

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