CVE-2012-6109 Rack vulnerable to REDoS
MediumCVSS 4.3
EPSS 2.7%
PoC
- Published
- Updated
- Exploit status
- Proof-of-concept only
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| rubygems rack(RubyGems) | < 1.1.4 | 1.1.4 |
| rubygems rack(RubyGems) | >= 1.2.0, < 1.2.6 | 1.2.6 |
| rubygems rack(RubyGems) | >= 1.3.0, < 1.3.7 | 1.3.7 |
| rubygems rack(RubyGems) | >= 1.4.0, < 1.4.2 | 1.4.2 |
| rubygems rack(RubyGems) | = 0.1.0 | No fix listed |
| rubygems rack(RubyGems) | = 0.2.0 | No fix listed |
| rubygems rack(RubyGems) | = 0.3.0 | No fix listed |
| rubygems rack(RubyGems) | = 0.4.0 | No fix listed |
| rubygems rack(RubyGems) | = 0.9.0 | No fix listed |
| rubygems rack(RubyGems) | = 0.9.1 | No fix listed |
| rubygems rack(RubyGems) | = 1.0.0 | No fix listed |
| rubygems rack(RubyGems) | = 1.0.1 | No fix listed |
| rubygems rack(RubyGems) | = 1.1.0 | No fix listed |
| rubygems rack(RubyGems) | = 1.1.1 | No fix listed |
| rubygems rack(RubyGems) | = 1.1.1.pre | No fix listed |
| rubygems rack(RubyGems) | = 1.1.2 | No fix listed |
| rubygems rack(RubyGems) | = 1.1.3 | No fix listed |
| rubygems rack(RubyGems) | = 1.2.0 | No fix listed |
| rubygems rack(RubyGems) | = 1.2.1 | No fix listed |
| rubygems rack(RubyGems) | = 1.2.2 | No fix listed |
| rubygems rack(RubyGems) | = 1.2.3 | No fix listed |
| rubygems rack(RubyGems) | = 1.2.4 | No fix listed |
| rubygems rack(RubyGems) | = 1.2.5 | No fix listed |
| rubygems rack(RubyGems) | = 1.3.0 | No fix listed |
| rubygems rack(RubyGems) | = 1.3.1 | No fix listed |
Show 35 more
| Product | Affected versions | Fixed in |
|---|---|---|
| rubygems rack(RubyGems) | = 1.3.2 | No fix listed |
| rubygems rack(RubyGems) | = 1.3.3 | No fix listed |
| rubygems rack(RubyGems) | = 1.3.4 | No fix listed |
| rubygems rack(RubyGems) | = 1.3.5 | No fix listed |
| rubygems rack(RubyGems) | = 1.3.6 | No fix listed |
| rubygems rack(RubyGems) | = 1.4.0 | No fix listed |
| rubygems rack(RubyGems) | = 1.4.1 | No fix listed |
| debian/ruby-rack(Debian:12) | < 1.4.1-2.1 | 1.4.1-2.1 |
| debian/ruby-rack(Debian:13) | < 1.4.1-2.1 | 1.4.1-2.1 |
| debian/ruby-rack(Debian:14) | < 1.4.1-2.1 | 1.4.1-2.1 |
| rack project rack | <= 1.1.3 | No fix listed |
| rack project rack | = 0.1 | No fix listed |
| rack project rack | = 0.2 | No fix listed |
| rack project rack | = 0.3 | No fix listed |
| rack project rack | = 0.4 | No fix listed |
| rack project rack | = 0.9 | No fix listed |
| rack project rack | = 0.9.1 | No fix listed |
| rack project rack | = 1.0.0 | No fix listed |
| rack project rack | = 1.0.1 | No fix listed |
| rack project rack | = 1.1.0 | No fix listed |
| rack project rack | = 1.1.2 | No fix listed |
| rack project rack | = 1.2.0 | No fix listed |
| rack project rack | = 1.2.1 | No fix listed |
| rack project rack | = 1.2.2 | No fix listed |
| rack project rack | = 1.2.3 | No fix listed |
| rack project rack | = 1.2.4 | No fix listed |
| rack project rack | = 1.3.0 | No fix listed |
| rack project rack | = 1.3.1 | No fix listed |
| rack project rack | = 1.3.2 | No fix listed |
| rack project rack | = 1.3.3 | No fix listed |
| rack project rack | = 1.3.4 | No fix listed |
| rack project rack | = 1.3.5 | No fix listed |
| rack project rack | = 1.3.6 | No fix listed |
| rack project rack | = 1.4.0 | No fix listed |
| rack project rack | = 1.4.1 | No fix listed |
References
- nvd.nist.gov third-party-advisory vendor-advisory
- github.com patch
- bugzilla.redhat.com
- github.com
- groups.google.com
- access.redhat.com
- access.redhat.com
- rhn.redhat.com
- github.com exploit
- github.com
- github.com
- Debian Security Tracker CVE-2012-6109 vendor-advisory
- rack.github.com
- RHSA-2013:0544 vendor-advisory
- RHSA-2013:0548 vendor-advisory
- bugs.debian.org issue-tracking