CVE-2007-4661 Detail

Current Description

The chunk_split function in string.c in PHP 5.2.3 does not properly calculate the needed buffer size due to precision loss when performing integer arithmetic with floating point numbers, which has unknown attack vectors and impact, possibly resulting in a heap-based buffer overflow. NOTE: this is due to an incomplete fix for CVE-2007-2872.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


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Note: NVD Analysts have not published a CVSS score for this CVE at this time. NVD Analysts use publicly available information at the time of analysis to associate CVSS vector strings.

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/05/2007)

Not vulnerable. Red Hat did not include an incomplete fix for CVE-2007-2872 for PHP in Red Hat Enterprise Linux or Red Hat Application Stack.

Official Statement from Mandriva (09/18/2007)

Not vulnerable. Mandriva has not issued an update to date to fix CVE-2007-2872 and the updates in progress are using a correct fix.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/string.c?r1=1.445.2.14.2.58&r2=1.445.2.14.2.59 Exploit 
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
http://www.gentoo.org/security/en/glsa/glsa-200710-02.xml
http://www.php.net/ChangeLog-5.php#5.2.4
http://www.php.net/releases/5_2_4.php Patch 
http://www.ubuntu.com/usn/usn-549-2
https://issues.rpath.com/browse/RPL-1702
https://launchpad.net/bugs/173043
https://usn.ubuntu.com/549-1/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-399 Resource Management Errors cwe source acceptance level NIST  
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2007-4661
NVD Published Date:
09/04/2007
NVD Last Modified:
10/03/2018
Source:
MITRE