CVE-2011-4885

Description

PHP before 5.3.9 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.

Scores

Weaknesses (CWE)

• CWE-20

European references

• ENISA EUVD · EUVD-2011-4802
• GCVE · GCVE-0-2011-4885

CERT-FR advisories

• CERTFR-2014-AVI-480 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
• CERTA-2012-AVI-393 — Multiples vulnérabilités dans les produits Oracle · cert.ssi.gouv.fr
• CERTA-2012-AVI-358 — Multiples vulnérabilités dans HP System Management Homepage · cert.ssi.gouv.fr
• CERTA-2012-AVI-272 — Multiples vulnérabilités dans OS X Lion · cert.ssi.gouv.fr
• CERTA-2012-AVI-219 — Multiples vulnérabilités dans HP OpenVMS · cert.ssi.gouv.fr
• CERTA-2012-AVI-063 — Multiples vulnérabilités dans Apache pour HP-UX · cert.ssi.gouv.fr
• CERTA-2012-AVI-055 — Vulnérabilité dans PHP · cert.ssi.gouv.fr
• CERTA-2012-AVI-021 — Vulnérabilités dans PHP · cert.ssi.gouv.fr
• CERTA-2011-AVI-728 — Vulnérabilité dans PHP · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

• cpe:2.3:a:php:php:*:*:*:*:*:*:*:* ≤ 5.3.8
• cpe:2.3:a:php:php:5.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:beta1:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:beta2:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:beta3:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:beta4:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.0:rc3:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.1.5:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.1.6:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.4:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.5:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.7:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.8:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.9:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.10:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.11:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.12:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.14:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.15:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.16:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.2.17:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:php:php:5.3.2:*:*:*:*:*:*:*
• +5 more

Affected products

References

• https://github.com/FireFart/HashCollision-DOS-POC/blob/master/HashtablePOC.py
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
• http://www.securitytracker.com/id?1026473
• http://secunia.com/advisories/47404
• http://marc.info/?l=bugtraq&m=133469208622507&w=2
• http://www.nruns.com/_downloads/advisory28122011.pdf
• https://exchange.xforce.ibmcloud.com/vulnerabilities/72021
• http://www.exploit-db.com/exploits/18296
• http://www.debian.org/security/2012/dsa-2399
• http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:197
• http://www.exploit-db.com/exploits/18305
• http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html
• http://secunia.com/advisories/48668
• http://www.redhat.com/support/errata/RHSA-2012-0019.html
• http://www.securityfocus.com/bid/51193
• http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html
• http://www.kb.cert.org/vuls/id/903934
• http://svn.php.net/viewvc?view=revision&revision=321003
• http://svn.php.net/viewvc?view=revision&revision=321040
• http://rhn.redhat.com/errata/RHSA-2012-0071.html
• http://marc.info/?l=bugtraq&m=132871655717248&w=2
• http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
• http://support.apple.com/kb/HT5281
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:150
• http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
• http://www.ocert.org/advisories/ocert-2011-003.html

Sources