CVE-2011-4815
At a glance
- Source
- NVD
- EPSS
- EPSS 4.06 % · percentile 91 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
- http://secunia.com/advisories/47405
- http://www.securitytracker.com/id?1026474
- http://www.nruns.com/_downloads/advisory28122011.pdf
- http://secunia.com/advisories/47822
- http://rhn.redhat.com/errata/RHSA-2012-0070.html
- http://jvn.jp/en/jp/JVN90615481/index.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72020
- http://www.kb.cert.org/vuls/id/903934
- http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/391606
- http://www.ruby-lang.org/en/news/2011/12/28/denial-of-service-attack-was-found-for-rubys-hash-algorithm/
- http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
- http://rhn.redhat.com/errata/RHSA-2012-0069.html
- http://support.apple.com/kb/HT5281
- http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
- http://jvndb.jvn.jp/ja/contents/2012/JVNDB-2012-000066.html
- http://www.ocert.org/advisories/ocert-2011-003.html
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 2.0 | HIGH 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2011-4733
- GCVE · GCVE-0-2011-4815
CERT-FR advisories
- CERTA-2012-AVI-272 — Multiples vulnérabilités dans OS X Lion · cert.ssi.gouv.fr
- CERTA-2011-AVI-729 — Vulnérabilité dans Ruby · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*≤ 1.8.7-p352cpe:2.3:a:ruby-lang:ruby:1.8.7-p299:*:*:*:*:*:*:*cpe:2.3:a:ruby-lang:ruby:1.8.7-p302:*:*:*:*:*:*:*cpe:2.3:a:ruby-lang:ruby:1.8.7-p330:*:*:*:*:*:*:*cpe:2.3:a:ruby-lang:ruby:1.8.7-p334:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |