CVE-2015-7576
LOW3.7EPSS 1.1%ruby-actionpack-3.2 - security update
Published: 10/24/2017Modified: 4/28/2026
Description
The http_basic_authenticate_with method in actionpack/lib/action_controller/metal/http_authentication.rb in the Basic Authentication implementation in Action Controller in Ruby on Rails before 3.2.22.1, 4.0.x and 4.1.x before 4.1.14.1, 4.2.x before 4.2.5.1, and 5.x before 5.0.0.beta1.1 does not use a constant-time algorithm for verifying credentials, which makes it easier for remote attackers to bypass authentication by measuring timing differences.
Affected packages (3)
- Debian/railsfrom 0, < 2:4.2.5.1-1
- Debian/ruby-actionpack-3.2from 0, < 3.2.6-6+deb7u3
- RubyGems/actionpack>= 3.1.0, < 3.2.22.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.7 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
References (19)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2015-7576
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2015-7576
- PATCHhttps://github.com/rails/rails
- WEBhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/178043.html
- WEBhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/178047.html
- WEBhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/178067.html
- WEBhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/178068.html
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html
- WEBhttp://lists.opensuse.org/opensuse-updates/2016-02/msg00034.html
- WEBhttp://lists.opensuse.org/opensuse-updates/2016-02/msg00043.html
- WEBhttp://rhn.redhat.com/errata/RHSA-2016-0296.html
- WEBhttps://github.com/rails/rails/commit/17e6f1507b7f2c2a883c180f4f9548445d6dfbd
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2015-7576.yml
- WEBhttps://groups.google.com/forum/message/raw?msg=ruby-security-ann/ANv0HDHEC3k/T8Hgq-hYEgAJ
- WEBhttps://groups.google.com/forum/#!topic/rubyonrails-security/ANv0HDHEC3k
- WEBhttps://web.archive.org/web/20160405205300/http://www.securitytracker.com/id/1034816
- WEBhttps://web.archive.org/web/20200228001849/http://www.securityfocus.com/bid/81803
- WEBhttp://www.debian.org/security/2016/dsa-3464
- WEBhttp://www.openwall.com/lists/oss-security/2016/01/25/8