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centosCentOS ProjectCESA-2019:1235
HistoryMay 21, 2019 - 9:25 p.m.

ruby, rubygem, rubygems security update

2019-05-2121:25:00
CentOS Project
lists.centos.org
184

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.003 Low

EPSS

Percentile

67.8%

JSON

CentOS Errata and Security Advisory CESA-2019:1235

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

Security Fix(es):

  • rubygems: Installing a malicious gem may lead to arbitrary code execution (CVE-2019-8324)

  • rubygems: Escape sequence injection vulnerability in gem owner (CVE-2019-8322)

  • rubygems: Escape sequence injection vulnerability in API response handling (CVE-2019-8323)

  • rubygems: Escape sequence injection vulnerability in errors (CVE-2019-8325)

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.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2019-May/085477.html

Affected packages:
ruby
ruby-devel
ruby-doc
ruby-irb
ruby-libs
ruby-tcltk
rubygem-bigdecimal
rubygem-io-console
rubygem-json
rubygem-minitest
rubygem-psych
rubygem-rake
rubygem-rdoc
rubygems
rubygems-devel

Upstream details at:
https://access.redhat.com/errata/RHSA-2019:1235

OSVersionArchitecturePackageVersionFilename
CentOS7x86_64ruby< 2.0.0.648-35.el7_6ruby-2.0.0.648-35.el7_6.x86_64.rpm
CentOS7x86_64ruby-devel< 2.0.0.648-35.el7_6ruby-devel-2.0.0.648-35.el7_6.x86_64.rpm
CentOS7noarchruby-doc< 2.0.0.648-35.el7_6ruby-doc-2.0.0.648-35.el7_6.noarch.rpm
CentOS7x86_64rubygem-bigdecimal< 1.2.0-35.el7_6rubygem-bigdecimal-1.2.0-35.el7_6.x86_64.rpm
CentOS7x86_64rubygem-io-console< 0.4.2-35.el7_6rubygem-io-console-0.4.2-35.el7_6.x86_64.rpm
CentOS7x86_64rubygem-json< 1.7.7-35.el7_6rubygem-json-1.7.7-35.el7_6.x86_64.rpm
CentOS7noarchrubygem-minitest< 4.3.2-35.el7_6rubygem-minitest-4.3.2-35.el7_6.noarch.rpm
CentOS7x86_64rubygem-psych< 2.0.0-35.el7_6rubygem-psych-2.0.0-35.el7_6.x86_64.rpm
CentOS7noarchrubygem-rake< 0.9.6-35.el7_6rubygem-rake-0.9.6-35.el7_6.noarch.rpm
CentOS7noarchrubygem-rdoc< 4.0.0-35.el7_6rubygem-rdoc-4.0.0-35.el7_6.noarch.rpm
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1-10 of 161

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8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.003 Low

EPSS

Percentile

67.8%

JSON
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