HIGH8.8
GHSA-369m-2gv6-mw28
WEBrick RCE Vulnerability
Quick fix
GHSA-369m-2gv6-mw28 — webrick: upgrade to the fixed version with the command below.
bundle update webrickDetails
The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log and possibly execute arbitrary commands via a crafted user name.
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://nvd.nist.gov/vuln/detail/CVE-2017-10784[ADVISORY]
- https://github.com/ruby/ruby/commit/6617c41292[WEB]
- https://github.com/ruby/webrick/commit/4ac0f3843ab82d1c31e1cfc719409208adef7813[WEB]
- https://hackerone.com/reports/223363[WEB]
- https://www.ruby-lang.org/en/news/2017/09/14/webrick-basic-auth-escape-sequence-injection-cve-2017-10784[WEB]
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released[WEB]
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released[WEB]
- https://www.debian.org/security/2017/dsa-4031[WEB]
- https://web.archive.org/web/20211025092552/http://www.securitytracker.com/id/1039363[WEB]
- https://web.archive.org/web/20210919031115/http://www.securitytracker.com/id/1042004[WEB]
- https://web.archive.org/web/20210621131814/http://www.securityfocus.com/bid/100853[WEB]
- https://usn.ubuntu.com/3685-1[WEB]
- https://usn.ubuntu.com/3528-1[WEB]
- https://security.gentoo.org/glsa/201710-18[WEB]
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html[WEB]
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/webrick/CVE-2017-10784.yml[WEB]
- https://github.com/ruby/webrick[PACKAGE]
- https://access.redhat.com/errata/RHSA-2018:0585[WEB]
- https://access.redhat.com/errata/RHSA-2018:0583[WEB]
- https://access.redhat.com/errata/RHSA-2018:0378[WEB]
- https://access.redhat.com/errata/RHSA-2017:3485[WEB]