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>> PHP "php_chunk_split()" Long Arguments Processing Integer Overflow Vulnerability
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Title : PHP "php_chunk_split()" Long Arguments Processing Integer Overflow Vulnerability
VUPEN ID : VUPEN/ADV-2007-2061
CVE ID : CVE-2007-2872
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-06-05
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A vulnerability has been identified in PHP, which could be exploited by attackers to cause a denial of service or execute arbitrary commands. This issue is caused by an integer overflow error in the "php_chunk_split()" [ext/standard/string.c] function when processing overly long arguments, which could be exploited by attackers to crash or compromise a vulnerable web server via a specially crafted "chunk_split()" PHP function.
Affected Products
PHP version 5.2.3 and prior
Solution
Upgrade to PHP version 5.2.4 :
http://www.php.net/downloads.php
References
http://www.vupen.com/english/advisories/2007/2061
http://www.sec-consult.com/291.html
Credits
Vulnerability reported by Gerhard Wagner (SEC Consult).
ChangeLog
2007-06-05 : Initial release
2007-08-31 : Updated Solution
Vulnerability Management
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