Vulnerability Monitor

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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.

Published

2018-04-03T22:29:00.587

Last Modified

2024-11-21T04:11:24.910

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-22

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ruby-lang	ruby	< 2.2.10	Yes
Application	ruby-lang	ruby	< 2.3.7	Yes
Application	ruby-lang	ruby	< 2.4.4	Yes
Application	ruby-lang	ruby	< 2.5.1	Yes
Application	ruby-lang	ruby	2.6.0	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	17.10	Yes
Operating System	debian	debian_linux	7.0	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	redhat	enterprise_linux	6.0	Yes
Operating System	redhat	enterprise_linux	7.0	Yes
Operating System	redhat	enterprise_linux	7.4	Yes
Operating System	redhat	enterprise_linux	7.5	Yes
Operating System	redhat	enterprise_linux	7.6	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html ([email protected])
http://www.securityfocus.com/bid/103686 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1042004 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2018:3729 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:3730 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:3731 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2019:2028 ([email protected])
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html Mailing List, Third Party Advisory ([email protected])
https://usn.ubuntu.com/3626-1/ Third Party Advisory ([email protected])
https://www.debian.org/security/2018/dsa-4259 Third Party Advisory ([email protected])
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/ Patch, Release Notes ([email protected])
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/ Patch, Release Notes ([email protected])
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/ Patch, Release Notes ([email protected])
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/ Patch, Release Notes ([email protected])
https://www.ruby-lang.org/en/news/2018/03/28/unintentional-file-and-directory-creation-with-directory-traversal-cve-2018-6914/ Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/103686 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1042004 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:3729 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:3730 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:3731 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:2028 (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3626-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2018/dsa-4259 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/ Patch, Release Notes (af854a3a-2127-422b-91ae-364da2661108)
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/ Patch, Release Notes (af854a3a-2127-422b-91ae-364da2661108)
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/ Patch, Release Notes (af854a3a-2127-422b-91ae-364da2661108)
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/ Patch, Release Notes (af854a3a-2127-422b-91ae-364da2661108)
https://www.ruby-lang.org/en/news/2018/03/28/unintentional-file-and-directory-creation-with-directory-traversal-cve-2018-6914/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)