CVE-2018-6914

HIGHScheduled

Published:Apr 3, 2018(8 years ago)

Modified:Nov 21, 2024

Remote ExploitNo Auth RequiredNo InteractionLow Complexity

Vulnerability Description

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.

Attack Characteristics

Network AccessLow ComplexityNo Auth NeededNo User Interaction

🤖

AI analysis not yet available

Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.

No Fix Known

No patch has been released yet. Apply workarounds or mitigations where available.

Affected Software

Vendor	Product	Versions	Fixed In
ruby-lang	ruby	2.2.0 - 2.2.10	-
ruby-lang	ruby	2.3.0 - 2.3.7	-
ruby-lang	ruby	2.4.0 - 2.4.4

Timeline

Published
CVE disclosed publicly
Apr 3, 20188 years ago
Last Modified
Most recent update
Nov 21, 20241 year ago
Indexed to CVEInsight
Added to this platform
Mar 29, 20261 month ago

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036....
http://www.securityfocus.com/bid/103686Third Party Advisory
http://www.securitytracker.com/id/1042004Third Party Advisory

CVSS Score

v3.1

7.5/ 10.0

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

At a Glance

Affected Products

References

ruby-lang / ruby

https://access.redhat.com/errata/RHSA-2018:3729

Third Party Advisory

https://access.redhat.com/errata/RHSA-2018:3730Third Party Advisory

https://access.redhat.com/errata/RHSA-2018:3731Third Party Advisory

https://access.redhat.com/errata/RHSA-2019:2028

https://lists.debian.org/debian-lts-announce/2018/04/msg00023.htmlThird Party Advisory

https://lists.debian.org/debian-lts-announce/2018/04/msg00024.htmlMailing List

https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlMailing List

https://usn.ubuntu.com/3626-1/Third Party Advisory

https://www.debian.org/security/2018/dsa-4259Third Party Advisory

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/unintentional-file-and-di...Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036....

http://www.securityfocus.com/bid/103686Third Party Advisory

http://www.securitytracker.com/id/1042004Third Party Advisory

https://access.redhat.com/errata/RHSA-2018:3729Third Party Advisory

https://access.redhat.com/errata/RHSA-2018:3730Third Party Advisory

https://access.redhat.com/errata/RHSA-2018:3731Third Party Advisory

https://access.redhat.com/errata/RHSA-2019:2028

https://lists.debian.org/debian-lts-announce/2018/04/msg00023.htmlThird Party Advisory

https://lists.debian.org/debian-lts-announce/2018/04/msg00024.htmlMailing List

https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlMailing List

https://usn.ubuntu.com/3626-1/Third Party Advisory

https://www.debian.org/security/2018/dsa-4259Third Party Advisory

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/Patch

https://www.ruby-lang.org/en/news/2018/03/28/unintentional-file-and-di...Vendor Advisory

CVSS v3 Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

Impact

ScopeUnchanged

ConfidentialityNone

IntegrityHigh

AvailabilityNone

Impact Analysis

ConfidentialityNone

NoneLowHigh

IntegrityHigh

NoneLowHigh

AvailabilityNone

NoneLowHigh

CVE-2018-6914

✦ Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

Vulnerability Description