CVE-2011-4815 Detail

Current Description

Ruby (aka CRuby) before 1.8.7-p357 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


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References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/391606
http://jvn.jp/en/jp/JVN90615481/index.html
http://jvndb.jvn.jp/ja/contents/2012/JVNDB-2012-000066.html
http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
http://rhn.redhat.com/errata/RHSA-2012-0069.html
http://rhn.redhat.com/errata/RHSA-2012-0070.html
http://support.apple.com/kb/HT5281
http://www.kb.cert.org/vuls/id/903934 US Government Resource 
http://www.nruns.com/_downloads/advisory28122011.pdf
http://www.ocert.org/advisories/ocert-2011-003.html
http://www.ruby-lang.org/en/news/2011/12/28/denial-of-service-attack-was-found-for-rubys-hash-algorithm/
http://www.securitytracker.com/id?1026474
https://exchange.xforce.ibmcloud.com/vulnerabilities/72020

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-4815
NVD Published Date:
12/29/2011
NVD Last Modified:
08/28/2017
Source:
MITRE