PT-2009-4364 · Ruby+1 · Ruby+1

Charl Matthee + 1 · Published 2009-06-11 · Updated 2017-09-29 · CVE-2009-1904

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Ruby versions 1.8.6 before p369 Ruby versions 1.8.7 before p173

Description: The BigDecimal library in Ruby allows context-dependent attackers to cause a denial of service, resulting in an application crash. This can be achieved by providing a string argument that represents a large number, which is then attempted to be converted to the Float data type.

Recommendations: For Ruby version 1.8.6, update to p369 or later to resolve the issue. For Ruby version 1.8.7, update to p173 or later to resolve the issue.

Exploit

Fix

DoS

Weakness Enumeration

CWE-189

Related Identifiers

CVE-2009-1904

DSA-1860-1

RHSA-2009:1140

RHSA-2009_1140

Affected Products

Red Hat

Ruby

References · 40

• 🔥 https://github.com/NZKoz/bigdecimal-segfault-fix · Exploit
• 🔥 http://redmine.ruby-lang.org/issues/show/794 · Exploit
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=532689 · Patch
• http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.430805 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-1904 · Security Note
• http://mandriva.com/security/advisories?name=MDVSA-2009:160 · Vendor Advisory
• http://redhat.com/support/errata/RHSA-2009-1140.html · Vendor Advisory
• https://redhat.com/archives/fedora-package-announce/2009-December/msg00731.html · Vendor Advisory
• http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html · Vendor Advisory
• http://security.gentoo.org/glsa/glsa-200906-02.xml · Vendor Advisory
• http://secunia.com/advisories/35399 · Vendor Advisory
• http://ruby-lang.org/en/news/2009/06/09/dos-vulnerability-in-bigdecimal · Vendor Advisory
• http://ubuntu.com/usn/USN-805-1 · Vendor Advisory
• http://weblog.rubyonrails.org/2009/6/10/dos-vulnerability-in-ruby · Patch
• http://github.com/NZKoz/bigdecimal-segfault-fix/tree/master · Patch