CVEvulnerability

CVE-2018-8780

9.1 CRITICAL Published 2018-04-03 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-04-03
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
9.1 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-22

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.

Affected configurations

• ruby-lang ruby (< 2.2.10) • ruby-lang ruby (>= 2.3.0 < 2.3.7) • ruby-lang ruby (>= 2.4.0 < 2.4.4) • ruby-lang ruby (>= 2.5.0 < 2.5.1) • ruby-lang ruby 2.6.0 • canonical ubuntu linux 14.04 • canonical ubuntu linux 16.04 • canonical ubuntu linux 17.10 • debian debian linux 7.0 • debian debian linux 8.0 • debian debian linux 9.0

Related

Weakness · CWE (1)

  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness

References