Description
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 allows an HTTP Response Splitting attack. An attacker can inject a crafted key and value into an HTTP response for the HTTP server of WEBrick.
References (20)
Core 20
Core References
Vendor Advisory
https://www.ruby-lang.org/en/news/2018/03/28/http-response-splitting-in-webrick-cve-2017-17742/
Patch, Release Notes
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/
Patch, Release Notes
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/
Patch, Release Notes
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/
Patch, Release Notes
https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/
Vendor Advisory vendor-advisory
https://usn.ubuntu.com/3685-1/
Third Party Advisory, VDB Entry vdb-entry
http://www.securityfocus.com/bid/103684
Vendor Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:3729
Third Party Advisory, VDB Entry vdb-entry
http://www.securitytracker.com/id/1042004
Vendor Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:3730
Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
Vendor Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:3731
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2018/dsa-4259
Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html
Mailing List vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
Vendor Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2019:2028
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2019/12/msg00009.html
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html
Scores
CVSS v3
5.3
EPSS
0.0576
EPSS Percentile
92.1%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-113
Status
published
Products (3)
debian/debian_linux
7.0
ruby-lang/ruby
2.6.0 preview1
ruby-lang/ruby
2.2.0 - 2.2.10
Published
Apr 03, 2018
Tracked Since
Feb 18, 2026