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ruby: Unintentional directory traversal by poisoned NULL byte in Dir

🗓️ 29 Nov 2018 09:56:35Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Ruby Dir methods mis-handle null bytes in paths, risking directory traversal via path injection.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6x86_64rh-ruby23-ruby0:2.3.8-69.el6rh-ruby23-ruby-0:2.3.8-69.el6.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-ruby23-ruby0:2.3.8-69.el7rh-ruby23-ruby-0:2.3.8-69.el7.x86_64.rpm
Red Hat Enterprise Linux6x86_64rh-ruby23-ruby-debuginfo0:2.3.8-69.el6rh-ruby23-ruby-debuginfo-0:2.3.8-69.el6.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-ruby23-ruby-debuginfo0:2.3.8-69.el7rh-ruby23-ruby-debuginfo-0:2.3.8-69.el7.x86_64.rpm
Red Hat Enterprise Linux6x86_64rh-ruby23-ruby-devel0:2.3.8-69.el6rh-ruby23-ruby-devel-0:2.3.8-69.el6.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-ruby23-ruby-devel0:2.3.8-69.el7rh-ruby23-ruby-devel-0:2.3.8-69.el7.x86_64.rpm
Red Hat Enterprise Linux6anyrh-ruby23-ruby-doc0:2.3.8-69.el6.noarchrh-ruby23-ruby-doc-0:2.3.8-69.el6.noarch.noarch.rpm
Red Hat Enterprise Linux7anyrh-ruby23-ruby-doc0:2.3.8-69.el7.noarchrh-ruby23-ruby-doc-0:2.3.8-69.el7.noarch.noarch.rpm
Red Hat Enterprise Linux6anyrh-ruby23-ruby-irb0:2.3.8-69.el6.noarchrh-ruby23-ruby-irb-0:2.3.8-69.el6.noarch.noarch.rpm
Red Hat Enterprise Linux7anyrh-ruby23-ruby-irb0:2.3.8-69.el7.noarchrh-ruby23-ruby-irb-0:2.3.8-69.el7.noarch.noarch.rpm
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20 Apr 2026 21:35Current
7.3High risk
Vulners AI Score7.3
CVSS 27.5
CVSS 39.1
EPSS0.10098
3