Vulnerability Details : CVE-2018-6914
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.
Vulnerability category: Directory traversal
Threat overview for CVE-2018-6914
Top countries where our scanners detected CVE-2018-6914
Top open port discovered on systems with this issue
53
IPs affected by CVE-2018-6914 107,380
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2018-6914
Probability of exploitation activity in the next 30 days: 0.28%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 64 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-6914
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
nvd@nist.gov |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
nvd@nist.gov |
CWE ids for CVE-2018-6914
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The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-6914
-
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
[SECURITY] [DLA 1358-1] ruby1.9.1 security updateThird Party Advisory
-
https://www.ruby-lang.org/en/news/2018/03/28/unintentional-file-and-directory-creation-with-directory-traversal-cve-2018-6914/
CVE-2018-6914: Unintentional file and directory creation with directory traversal in tempfile and tmpdirVendor Advisory
-
https://www.debian.org/security/2018/dsa-4259
Debian -- Security Information -- DSA-4259-1 ruby2.3Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3731
RHSA-2018:3731 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3729
RHSA-2018:3729 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
[SECURITY] [DLA 1421-1] ruby2.1 security updateMailing List;Third Party Advisory
-
http://www.securitytracker.com/id/1042004
Apple macOS/OS X Multiple Remote Code Execution, Denial of Service, and Information Disclosure Attacks and Local Privilege Escalation Attacks - SecurityTrackerThird Party Advisory;VDB Entry
-
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/
Ruby 2.2.10 ReleasedPatch;Release Notes
-
http://www.securityfocus.com/bid/103686
Ruby CVE-2018-6914 Directory Traversal VulnerabilityThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2018:3730
RHSA-2018:3730 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
[security-announce] openSUSE-SU-2019:1771-1: important: Security update
-
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/
Ruby 2.3.7 ReleasedPatch;Release Notes
-
https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html
[SECURITY] [DLA 1359-1] ruby1.8 security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/3626-1/
USN-3626-1: Ruby vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/
Ruby 2.5.1 ReleasedPatch;Release Notes
-
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/
Ruby 2.4.4 ReleasedPatch;Release Notes
-
https://access.redhat.com/errata/RHSA-2019:2028
RHSA-2019:2028 - Security Advisory - Red Hat Customer Portal
Products affected by CVE-2018-6914
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*