National Cyber-Alert System

Vulnerability Summary for CVE-2006-6303

Overview

The read_multipart function in cgi.rb in Ruby before 1.8.5-p2 does not properly detect boundaries in MIME multipart content, which allows remote attackers to cause a denial of service (infinite loop) via crafted HTTP requests, a different issue than CVE-2006-5467.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

Vendor Statments (disclaimer)

Official Statement from Red Hat (07/14/2008)

Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch. For other versions of Red Hat Enterprise Linux see http://rhn.redhat.com/cve/CVE-2006-6303.html

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://www.ruby-lang.org/en/news/2006/12/04/another-dos-vulnerability-in-cgi-library/

Type: Patch Information

Hyperlink:http://www.ruby-lang.org/en/news/2006/12/04/another-dos-vulnerability-in-cgi-library/

External Source: MISC

Name: http://www.ruby-lang.org/cgi-bin/cvsweb.cgi/ruby/lib/cgi.rb.diff?f=h&only_with_tag=MAIN&r1=text&tr1=1.92&r2=text&tr2=1.91

Type: Patch Information

Hyperlink:http://www.ruby-lang.org/cgi-bin/cvsweb.cgi/ruby/lib/cgi.rb.diff?f=h&only_with_tag=MAIN&r1=text&tr1=1.92&r2=text&tr2=1.91

External Source: MISC

Name: http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=218287

Type: Patch Information

Hyperlink:http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=218287

External Source: MISC

Name: http://bugs.gentoo.org/show_bug.cgi?id=157048

Type: Patch Information

Hyperlink:http://bugs.gentoo.org/show_bug.cgi?id=157048

External Source: XF

Name: ruby-cgi-library-dos(30734)

Hyperlink:http://xforce.iss.net/xforce/xfdb/30734

External Source: UBUNTU

Name: USN-394-1

Hyperlink:http://www.ubuntu.com/usn/usn-394-1

External Source: BID

Name: 21441

Hyperlink:http://www.securityfocus.com/bid/21441

External Source: REDHAT

Name: RHSA-2007:0961

Hyperlink:http://www.redhat.com/support/errata/RHSA-2007-0961.html

External Source: SUSE

Name: SUSE-SR:2007:004

Hyperlink:http://www.novell.com/linux/security/advisories/2007_4_sr.html

External Source: MANDRIVA

Name: MDKSA-2006:225

Hyperlink:http://www.mandriva.com/security/advisories?name=MDKSA-2006:225

External Source: VUPEN

Name: ADV-2007-1939

Hyperlink:http://www.frsirt.com/english/advisories/2007/1939

External Source: VUPEN

Name: ADV-2006-4855

Hyperlink:http://www.frsirt.com/english/advisories/2006/4855

External Source: SECTRACK

Name: 1017363

Hyperlink:http://securitytracker.com/id?1017363

External Source: GENTOO

Name: GLSA-200612-21

Hyperlink:http://security.gentoo.org/glsa/glsa-200612-21.xml

External Source: SECUNIA

Name: 27576

Hyperlink:http://secunia.com/advisories/27576

External Source: SECUNIA

Name: 25402

Hyperlink:http://secunia.com/advisories/25402

External Source: SECUNIA

Name: 23454

Hyperlink:http://secunia.com/advisories/23454

External Source: SECUNIA

Name: 23268

Hyperlink:http://secunia.com/advisories/23268

External Source: SECUNIA

Name: 23165

Hyperlink:http://secunia.com/advisories/23165

External Source: APPLE

Name: APPLE-SA-2007-05-24

Hyperlink:http://lists.apple.com/archives/security-announce/2007/May/msg00004.html

External Source: JVN

Name: JVN#84798830

Hyperlink:http://jvn.jp/jp/JVN%2384798830/index.html

External Source: MANDRIVA

Name: MDKSA-2006:225

Hyperlink:http://frontal2.mandriva.com/security/advisories?name=MDKSA-2006:225

External Source: CONFIRM

Name: http://docs.info.apple.com/article.html?artnum=305530

Hyperlink:http://docs.info.apple.com/article.html?artnum=305530

External Source: SECUNIA

Name: 31090

Hyperlink:http://secunia.com/advisories/31090