Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | <= 5.3.8 |
Related Weaknesses (CWE)
References
- http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html
- http://marc.info/?l=bugtraq&m=132871655717248&w=2
- http://marc.info/?l=bugtraq&m=133469208622507&w=2
- http://rhn.redhat.com/errata/RHSA-2012-0071.html
- http://secunia.com/advisories/47404
- http://secunia.com/advisories/48668
- http://support.apple.com/kb/HT5281
- http://svn.php.net/viewvc?view=revision&revision=321003
- http://svn.php.net/viewvc?view=revision&revision=321040
- http://www.debian.org/security/2012/dsa-2399
- http://www.exploit-db.com/exploits/18296
FAQ
What is CVE-2011-4885?
CVE-2011-4885 is a vulnerability with a CVSS score of 5.0 (MEDIUM). 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 consum...
How severe is CVE-2011-4885?
CVE-2011-4885 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-4885?
Check the references section above for vendor advisories and patch information. Affected products include: Php Php.