CVE-2013-0183

21

FAUCET Score

CVE-2013-0183 describes a denial-of-service vulnerability in Rack versions 1.3.x before 1.3.8 and 1.4.x before 1.4.3. A remote attacker can exploit this by sending a crafted Multipart HTTP packet containing a long string, leading to excessive memory consumption and an out-of-memory error. This vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and potential for partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		1.3.0CPE matchmatch criteria	cpe:2.3:a:rack_project:rack:1.3.0:::::::*
		1.3.1CPE matchmatch criteria	cpe:2.3:a:rack_project:rack:1.3.1:::::::*
		1.3.2CPE matchmatch criteria	cpe:2.3:a:rack_project:rack:1.3.2:::::::*
		1.3.3CPE matchmatch criteria	cpe:2.3:a:rack_project:rack:1.3.3:::::::*
		1.3.4CPE matchmatch criteria	cpe:2.3:a:rack_project:rack:1.3.4:::::::*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Exploitability Score

10.0

Impact Score

2.9

CvssVersion

2.0

Exploit Intelligence

EPSS Score

3.78%

Probability of exploitation in next 30 days

EPSS Percentile

88.8%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0378 is in the 85th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (35)

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: snappy-java-0:1.0.4-2.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: thumbslug-0:0.0.28-1.el6_3

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-activesupport-1:3.0.10-10.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-delayed_job-0:2.1.4-3.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-nokogiri-0:1.5.0-0.9.beta4.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-rack-1:1.3.0-3.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-rails_warden-0:0.5.5-2.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-rdoc-0:3.8-6.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-rspec-rails-0:2.6.1-7.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-ruby_parser-0:2.0.4-6.el6cf

redhatpatch availablevia redhat_api

Product: CloudForms for RHEL 6Fixed in: rubygem-shoulda-0:2.11.3-5.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: apache-commons-codec-0:1.7-2.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: apache-mime4j-0:0.6-4_redhat_1.ep6.el6.1

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: candlepin-0:0.7.23-1.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: elasticsearch-0:0.19.9-5.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: katello-0:1.2.1-15h.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: katello-certs-tools-0:1.2.1-1h.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: katello-cli-0:1.2.1-12h.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: katello-configure-0:1.2.3-3h.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: katello-selinux-0:1.2.1-2h.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: lucene3-0:3.6.1-10h.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: puppet-0:2.6.17-2.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: quartz-0:2.1.5-4.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: rubygem-activesupport-1:3.0.10-10.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: rubygem-apipie-rails-0:0.0.12-2.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: rubygem-ldap_fluff-0:0.1.3-1.el6_3

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: rubygem-mail-0:2.3.0-3.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: rubygem-rack-1:1.3.0-3.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: rubygem-ruby_parser-0:2.0.4-6.el6cf

redhatpatch availablevia redhat_api

Product: Red Hat Subscription Asset Manager 1.2Fixed in: sigar-0:1.6.5-0.12.git58097d9h.el6_3

rubygemspatch availablevia ghsa

Product: rackFixed in: 1.3.8

rubygemspatch availablevia ghsa

Product: rackFixed in: 1.4.3

redhatno patchvia redhat_api

Product: Red Hat Enterprise MRG 2Fixed in: rubygem-rack

redhatend of lifevia redhat_api

Product: OpenShift Enterprise 1Fixed in: rubygem193-rack

redhatend of lifevia redhat_api

Product: OpenShift Enterprise 1Fixed in: rubygem-rack

Vendor Advisories (2)

rubygemsGHSA-3pxh-h8hw-mj8wmedium

Rack rubygems receiving excessively long lines triggers out-of-memory error

redhatCVE-2013-0183Moderate

rubygem-rack: receiving excessively long lines triggers out-of-memory error

References

lists.opensuse.org / opensuse-updates/2013-03/msg00048.html

rack.github.com

rhn.redhat.com / errata/RHSA-2013-0544.html

rhn.redhat.com / errata/RHSA-2013-0548.html

bugzilla.redhat.com / show_bug.cgi

github.com / rack/rack/commit/548b9af2dc0059f4c0c19728624448d84de450ff

github.com / rack/rack/commit/f95113402b7239f225282806673e1b6424522b18

groups.google.com / forum

groups.google.com / forum

debian.org / security/2013/dsa-2783