CVE-2018-8777

Name
CVE-2018-8777
Description
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, an attacker can pass a large HTTP request with a crafted header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
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/ruby-2-4-4-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-2-2-10-released/
Vendor Advisory https://www.ruby-lang.org/en/news/2018/03/28/large-request-dos-in-webrick-cve-2018-8777/
Third Party Advisory http://www.securityfocus.com/bid/103683
Mailing List https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html
Third Party Advisory https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
Third Party Advisory https://usn.ubuntu.com/3685-1/
Mailing List https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
Third Party Advisory https://www.debian.org/security/2018/dsa-4259
Third Party Advisory http://www.securitytracker.com/id/1042004
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3731
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3730
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3729
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
REDHAT https://access.redhat.com/errata/RHSA-2019:2028
REDHAT https://access.redhat.com/errata/RHSA-2020:0542
REDHAT https://access.redhat.com/errata/RHSA-2020:0591
REDHAT https://access.redhat.com/errata/RHSA-2020:0663

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* ruby >= 2.2.0 < 2.2.10
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* ruby >= 2.4.0 < 2.4.4
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* ruby >= 2.5.0 < 2.5.1
cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:* ruby == None == 2.6.0
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* ruby >= 2.3.0 < 2.3.7

Vulnerable and fixed packages

Source package Branch Version Maintainer Status