Skip to content
OpenAdvisories
Unscored CVE-2018-8780 EUVD-2018-20389GHSA-fphx-j9v2-w2cx

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, the Dir.open, Dir.new, Dir.entries a…

Published Apr 3, 2018 · Updated Aug 5, 2024 · Assigned by mitre

Description

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, the Dir.open, Dir.new, Dir.entries and Dir.empty? methods do not check NULL characters. When using the corresponding method, unintentional directory traversal may be performed.

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 9 ruby2.3 2.3.3-1+deb9u3 DSA-4259-1
Debian 8 ruby2.1 2.1.5-2+deb8u4 DLA-1421-1
Debian 7 ruby1.8 1.8.7.358-7.1+deb7u6 DLA-1359-1
Debian 7 ruby1.9.1 1.9.3.194-8.1+deb7u8 DLA-1358-1
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS ruby2.3 2.3.1-2~16.04.9 USN-3626-1
Ubuntu 14.04 LTS ruby1.9.1 1.9.3.484-2ubuntu1.11 USN-3626-1
Ubuntu 14.04 LTS ruby2.0 2.0.0.484-1ubuntu2.9 USN-3626-1
ReleasePackageFixed inAdvisory
RHEL 7 ruby +5 2.0.0.648-36.el7 RHSA-2019:2028
RHEL 7 rubygem-bigdecimal 1.2.0-36.el7 RHSA-2019:2028
RHEL 7 rubygem-io-console 0.4.2-36.el7 RHSA-2019:2028
RHEL 7 rubygem-json 1.7.7-36.el7 RHSA-2019:2028
RHEL 7 rubygem-minitest 4.3.2-36.el7 RHSA-2019:2028
RHEL 7 rubygem-psych 2.0.0-36.el7 RHSA-2019:2028
RHEL 7 rubygem-rake 0.9.6-36.el7 RHSA-2019:2028
RHEL 7 rubygem-rdoc 4.0.0-36.el7 RHSA-2019:2028
RHEL 7 rubygems +1 2.0.14.1-36.el7 RHSA-2019:2028
RHEL 3 rh-ruby23-ruby +5 2.3.8-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-bigdecimal 1.2.8-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-did_you_mean 1.0.0-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-io-console 0.4.5-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-json 1.8.3.1-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-minitest 5.8.5-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-net-telnet 0.1.1-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-power_assert 0.2.6-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-psych 2.1.0.1-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-rake 10.4.2-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-rdoc 4.2.1-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygem-test-unit 3.1.5-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby23-rubygems +1 2.5.2.3-69.el6 RHSA-2018:3729
RHEL 3 rh-ruby24-ruby +4 2.4.5-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-bigdecimal 1.3.2-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-did_you_mean 1.1.0-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-io-console 0.4.6-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-json 2.0.4-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-minitest 5.10.1-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-net-telnet 0.1.1-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-openssl 2.0.9-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-power_assert 0.4.1-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-psych 2.2.2-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-rake 12.0.0-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-rdoc 5.0.0-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-test-unit 3.2.3-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygem-xmlrpc 0.2.1-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby24-rubygems +1 2.6.14.3-91.el6 RHSA-2018:3730
RHEL 3 rh-ruby25-ruby +4 2.5.3-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-bigdecimal 1.3.4-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-did_you_mean 1.2.0-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-io-console 0.4.6-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-json 2.1.0-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-minitest 5.10.3-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-net-telnet 0.1.1-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-openssl 2.1.2-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-power_assert 1.1.1-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-psych 3.0.2-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-rake 12.3.0-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-rdoc 6.0.1-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-test-unit 3.2.7-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygem-xmlrpc 0.3.0-6.el7 RHSA-2018:3731
RHEL 3 rh-ruby25-rubygems +1 2.7.6-6.el7 RHSA-2018:3731
Show 6 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 7.6 EUS ruby +5 2.0.0.648-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-bigdecimal 1.2.0-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-io-console 0.4.2-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-json 1.7.7-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-minitest 4.3.2-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-psych 2.0.0-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-rake 0.9.6-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygem-rdoc 4.0.0-36.el7_6 RHSA-2020:0663
RHEL 7.6 EUS rubygems +1 2.0.14.1-36.el7_6 RHSA-2020:0663
RHEL 7.5 EUS ruby +5 2.0.0.648-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-bigdecimal 1.2.0-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-io-console 0.4.2-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-json 1.7.7-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-minitest 4.3.2-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-psych 2.0.0-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-rake 0.9.6-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygem-rdoc 4.0.0-35.el7_5 RHSA-2020:0542
RHEL 7.5 EUS rubygems +1 2.0.14.1-35.el7_5 RHSA-2020:0542
RHEL 7.4 TUS ruby +5 2.0.0.648-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-bigdecimal 1.2.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-io-console 0.4.2-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-json 1.7.7-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-minitest 4.3.2-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-psych 2.0.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-rake 0.9.6-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygem-rdoc 4.0.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 TUS rubygems +1 2.0.14.1-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S ruby +5 2.0.0.648-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-bigdecimal 1.2.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-io-console 0.4.2-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-json 1.7.7-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-minitest 4.3.2-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-psych 2.0.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-rake 0.9.6-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygem-rdoc 4.0.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 E4S rubygems +1 2.0.14.1-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS ruby +5 2.0.0.648-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-bigdecimal 1.2.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-io-console 0.4.2-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-json 1.7.7-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-minitest 4.3.2-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-psych 2.0.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-rake 0.9.6-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygem-rdoc 4.0.0-35.el7_4 RHSA-2020:0591
RHEL 7.4 AUS rubygems +1 2.0.14.1-35.el7_4 RHSA-2020:0591
Red Hat Hardened Images 1 ruby3.3 +5 3.3.10-23.1.hum1 RHSA-2026:7305
Red Hat Hardened Images 1 ruby3.4 +5 3.4.8-31.1.hum1 RHSA-2026:7307
Red Hat Hardened Images 1 ruby4.0 +5 4.0.0-33.3.hum1 RHSA-2026:8838
ReleasePackageFixed inAdvisory
SLES 15 SP1 ruby2.5 2.5.5-4.3.1 SUSE-SU-2019:1804-1
SLES 15 ruby2.5 2.5.5-4.3.1 SUSE-SU-2019:1804-1
SLES 12 SP5 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES 12 SP4 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES 12 SP3 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
Show 10 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES 12 SP2 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES 12 SP2 yast2-ruby-bindings 3.1.53-9.8.1 SUSE-SU-2020:1570-1
SLES for SAP 12 SP5 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES for SAP 12 SP4 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES for SAP 12 SP3 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES for SAP 12 SP2 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SLES for SAP 12 SP2 yast2-ruby-bindings 3.1.53-9.8.1 SUSE-SU-2020:1570-1
SUSE OpenStack Cloud Crowbar 8 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SUSE OpenStack Cloud 8 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SUSE OpenStack Cloud 7 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SUSE OpenStack Cloud 7 yast2-ruby-bindings 3.1.53-9.8.1 SUSE-SU-2020:1570-1
SUSE HPE Helion OpenStack 8 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
SUSE Enterprise Storage 5 ruby2.1 2.1.9-19.3.2 SUSE-SU-2020:1570-1
ReleasePackageFixed inAdvisory
openSUSE Leap 15.1 ruby-bundled-gems-rpmhelper 0.0.2-lp151.2.1 openSUSE-SU-2019:1771-1
openSUSE Leap 15.1 ruby2.5 2.5.5-lp151.4.3.1 openSUSE-SU-2019:1771-1
openSUSE Leap 15.0 ruby-bundled-gems-rpmhelper 0.0.2-lp151.2.1 openSUSE-SU-2019:1771-1
openSUSE Leap 15.0 ruby2.5 2.5.5-lp151.4.3.1 openSUSE-SU-2019:1771-1
ReleasePackageFixed inAdvisory
Alpine v3.24 ruby 2.5.1-r0 —
Alpine v3.23 ruby 2.5.1-r0 —
Alpine v3.22 ruby 2.5.1-r0 —
Alpine v3.21 ruby 2.5.1-r0 —
Alpine v3.20 ruby 2.5.1-r0 —
Show 16 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Alpine v3.19 ruby 2.5.1-r0 —
Alpine v3.18 ruby 2.5.1-r0 —
Alpine v3.17 ruby 2.5.1-r0 —
Alpine v3.16 ruby 2.5.1-r0 —
Alpine v3.15 ruby 2.5.1-r0 —
Alpine v3.14 ruby 2.5.1-r0 —
Alpine v3.13 ruby 2.5.1-r0 —
Alpine v3.12 ruby 2.5.1-r0 —
Alpine v3.11 ruby 2.5.1-r0 —
Alpine v3.10 ruby 2.5.1-r0 —
Alpine v3.9 ruby 2.5.1-r0 —
Alpine v3.8 ruby 2.5.1-r0 —
Alpine v3.7 ruby 2.4.4-r0 —
Alpine v3.6 ruby 2.4.4-r0 —
Alpine v3.5 ruby 2.3.7-r0 —
Alpine v3.4 ruby 2.3.7-r0 —

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2 ruby +5 2.0.0.648-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-bigdecimal 1.2.0-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-io-console 0.4.2-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-json 1.7.7-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-minitest 4.3.2-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-psych 2.0.0-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-rake 0.9.6-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygem-rdoc 4.0.0-36.amzn2.0.1 ALAS2-2019-1276
Amazon Linux 2 rubygems +1 2.0.14.1-36.amzn2.0.1 ALAS2-2019-1276

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 7 ruby +5 2.0.0.648-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-bigdecimal 1.2.0-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-io-console 0.4.2-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-json 1.7.7-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-minitest 4.3.2-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-psych 2.0.0-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-rake 0.9.6-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygem-rdoc 4.0.0-36.el7 ELSA-2019-2028
Oracle Linux 7 rubygems +1 2.0.14.1-36.el7 ELSA-2019-2028

Advisories 21

References