CVE-2011-4462

Advisory

Plone 4.1.3 and earlier 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.

Affected package

Affected versions

Fixed versions

Vulnerability changelog

Plone 4.1.3 and earlier 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.

Resources

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4462
• http://www.nruns.com/_downloads/advisory28122011.pdf
• http://www.kb.cert.org/vuls/id/903934
• http://www.ocert.org/advisories/ocert-2011-003.html
• http://secunia.com/advisories/47406
• http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/72018