Unintentional Directory Traversal Vulnerability in Ruby's Dir Methods

CVE-2018-8780 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

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.

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