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CVE-2018-6914

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Date: April 3, 2018

Directory traversal vulnerability in the Dir.mktmpdir method in the tmpdir library 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 might allow attackers to create arbitrary directories or files via a .. (dot dot) in the prefix argument.

Language: Ruby

Severity Score

Related Resources (22)

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/
https://access.redhat.com/errata/RHSA-2018:3729
https://security-tracker.debian.org/tracker/CVE-2018-6914
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-6914
https://access.redhat.com/security/cve/CVE-2018-6914
https://access.redhat.com/errata/RHSA-2019:2028
http://www.securityfocus.com/bid/103686
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
https://nvd.nist.gov/vuln/detail/CVE-2018-6914
https://www.debian.org/security/2018/dsa-4259
https://www.ruby-lang.org/en/news/2018/03/28/unintentional-file-and-directory-creation-with-directory-traversal-cve-2018-6914/
https://usn.ubuntu.com/3626-1/
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/
https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/
http://www.securitytracker.com/id/1042004
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/
https://access.redhat.com/errata/RHSA-2018:3731
https://access.redhat.com/errata/RHSA-2018:3730
https://www.mend.io/vulnerability-database/CVE-2018-6914

Severity Score

Weakness Type (CWE)

Path Traversal

CWE-22

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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