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Test ID:1.3.6.1.4.1.25623.1.0.103020
Category:Denial of Service
Title:PHP 'zend_strtod()' Function Floating-Point Value Denial of Service Vulnerability
Summary:PHP is prone to a remote denial-of-service vulnerability.
Description:Summary:
PHP is prone to a remote denial-of-service vulnerability.

Vulnerability Insight:
The vulnerability is due to the Floating-Point Value that exist in zend_strtod function

Vulnerability Impact:
Successful attacks will cause applications written in PHP to hang,
creating a denial-of-service condition.

Affected Software/OS:
PHP 5.3.3 is vulnerable. Other versions may also be affected.

Solution:
Updates are available. Please see the references for more details.

CVSS Score:
5.0

CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P

Cross-Ref: BugTraq ID: 45668
Common Vulnerability Exposure (CVE) ID: CVE-2010-4645
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
http://www.securityfocus.com/bid/45668
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053355.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053333.html
HPdes Security Advisory: HPSBMU02752
http://marc.info/?l=bugtraq&m=133226187115472&w=2
HPdes Security Advisory: HPSBOV02763
http://marc.info/?l=bugtraq&m=133469208622507&w=2
HPdes Security Advisory: SSRT100802
HPdes Security Advisory: SSRT100826
http://hal.archives-ouvertes.fr/docs/00/28/14/29/PDF/floating-point-article.pdf
http://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/Zend/zend_strtod.c?r1=266327&r2=307095&pathrev=307095
http://www.exploringbinary.com/php-hangs-on-numeric-value-2-2250738585072011e-308/
http://www.openwall.com/lists/oss-security/2011/01/05/8
http://www.openwall.com/lists/oss-security/2011/01/05/2
http://www.openwall.com/lists/oss-security/2011/01/06/5
http://www.redhat.com/support/errata/RHSA-2011-0195.html
http://www.redhat.com/support/errata/RHSA-2011-0196.html
http://secunia.com/advisories/42812
http://secunia.com/advisories/42843
http://secunia.com/advisories/43051
http://secunia.com/advisories/43189
http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.484686
http://www.ubuntu.com/usn/USN-1042-1
http://www.vupen.com/english/advisories/2011/0060
http://www.vupen.com/english/advisories/2011/0066
http://www.vupen.com/english/advisories/2011/0077
http://www.vupen.com/english/advisories/2011/0198
XForce ISS Database: php-zendstrtod-dos(64470)
https://exchange.xforce.ibmcloud.com/vulnerabilities/64470
CopyrightCopyright (C) 2011 Greenbone Networks GmbH

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