CVE-2011-5036
librack-ruby - several
EPSS 1.3%
Description
Rack before 1.1.3, 1.2.x before 1.2.5, and 1.3.x before 1.3.6 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
How to fix CVE-2011-5036
To remediate CVE-2011-5036, upgrade the affected package to a fixed version below.
- Debian/librack-ruby—upgrade to 1.1.0-4+squeeze1 or later
- Debian/ruby-rack—upgrade to 1.4.0-1 or later
- —upgrade to 1.6.5.1 or later
- —upgrade to 1.1.3 or later
Is CVE-2011-5036 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 1.1.0-4+squeeze1
- from 0, < 1.4.0-1
- from 0, < 1.6.5.1
- from 0, < 1.1.3