CVE-2015-7581

Description

actionpack/lib/action_dispatch/routing/route_set.rb in Action Pack in Ruby on Rails 4.x before 4.2.5.1 and 5.x before 5.0.0.beta1.1 allows remote attackers to cause a denial of service (superfluous caching and memory consumption) by leveraging an application's use of a wildcard controller route.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 9.60% Top 10%
Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/dthJ5wL69JE/IdvCimtZEgAJ mailing list
http://lists.opensuse.org/opensuse-updates/2016-02/msg00043.html vendor advisory
http://www.openwall.com/lists/oss-security/2016/01/25/16 mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178043.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178067.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html vendor advisory
http://www.securitytracker.com/id/1034816 vdb entry
http://www.debian.org/security/2016/dsa-3464 vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-0296.html vendor advisory
http://www.securityfocus.com/bid/81677 vdb entry

Frequently Asked Questions

What is the severity of CVE-2015-7581?
CVE-2015-7581 has been scored as a high severity vulnerability.
How to fix CVE-2015-7581?
To fix CVE-2015-7581, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-7581 being actively exploited in the wild?
It is possible that CVE-2015-7581 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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