Vulnerability Description
The is_a function in PHP 5.3.7 and 5.3.8 triggers a call to the __autoload function, which makes it easier for remote attackers to execute arbitrary code by providing a crafted URL and leveraging potentially unsafe behavior in certain PEAR packages and custom autoloaders.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | 5.3.7 |
Related Weaknesses (CWE)
References
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://securityreason.com/securityalert/8525
- http://svn.php.net/viewvc/?view=revision&revision=317183Patch
- http://www.byte.nl/blog/2011/09/23/security-bug-in-is_a-function-in-php-5-3-7-5-Exploit
- http://www.securityfocus.com/archive/1/519770/30/0/threaded
- https://bugs.php.net/bug.php?id=55475Exploit
- https://bugzilla.redhat.com/show_bug.cgi?id=741020Patch
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://securityreason.com/securityalert/8525
- http://svn.php.net/viewvc/?view=revision&revision=317183Patch
- http://www.byte.nl/blog/2011/09/23/security-bug-in-is_a-function-in-php-5-3-7-5-Exploit
- http://www.securityfocus.com/archive/1/519770/30/0/threaded
- https://bugs.php.net/bug.php?id=55475Exploit
- https://bugzilla.redhat.com/show_bug.cgi?id=741020Patch
FAQ
What is CVE-2011-3379?
CVE-2011-3379 is a vulnerability with a CVSS score of 7.5 (HIGH). The is_a function in PHP 5.3.7 and 5.3.8 triggers a call to the __autoload function, which makes it easier for remote attackers to execute arbitrary code by providing a crafted URL and leveraging pote...
How severe is CVE-2011-3379?
CVE-2011-3379 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-3379?
Check the references section above for vendor advisories and patch information. Affected products include: Php Php.