CVE-2012-6109
Rack vulnerable to REDoS
EPSS 0.83%
Description
lib/rack/multipart.rb in Rack before 1.1.4, 1.2.x before 1.2.6, 1.3.x before 1.3.7, and 1.4.x before 1.4.2 uses an incorrect regular expression, which allows remote attackers to cause a denial of service (infinite loop) via a crafted Content-Disposion header.
How to fix CVE-2012-6109
To remediate CVE-2012-6109, upgrade the affected package to a fixed version below.
- Debian/ruby-rack—upgrade to 1.4.1-2.1 or later
- RubyGems/rack—upgrade to 1.1.4 or later
Is CVE-2012-6109 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.4.1-2.1
- from 0, < 1.1.4