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Insecure Library Loading
Moderately critical

PHP Multiple Vulnerabilities

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Release Date:  2009-11-20    Last Update:  2009-11-30    Views:  7,389

Secunia Advisory SA37412

Where:

From remote

Impact:

Unknown, Security Bypass, DoS

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


Multiple vulnerabilities have been reported in PHP, some of which have unknown impact and others that can be exploited by malicious users to bypass certain security restrictions and by malicious people to cause a DoS (Denial of Service).

1) Input validation errors exist in the processing of exif data.

This is related to vulnerability #3 in:
SA36791

2) An error in "tempnam()" can be exploited to bypass the "safe_mode" feature.

3) An error in "posix_mkfifo()" can be exploited to bypass the "open_basedir" feature.

4) An error within the processing of form-based file uploads can be exploited to cause a DoS by sending specially crafted requests.

Successful exploitation requires that "file_uploads" is enabled.


Solution:
Update to version 5.3.1.

Provided and/or discovered by:
1) Reported by the vendor.
2, 3) Grzegorz Stachowiak
4) Bogdan Calin, Acunetix

Original Advisory:
PHP:
http://www.php.net/releases/5_3_1.php

Grzegorz Stachowiak:
http://securityreason.com/securityalert/6600
http://securityreason.com/securityalert/6601

Acunetix:
http://www.acunetix.com/blog/websecuritynews/php-multipartform-data-denial-of-service/

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: PHP Multiple Vulnerabilities

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