CVE-2016-15044: Code Injection

Description

A remote code execution vulnerability exists in Kaltura versions prior to 11.1.0-2 due to unsafe deserialization of user-controlled data within the keditorservices module. An unauthenticated remote attacker can exploit this issue by sending a specially crafted serialized PHP object in the kdata GET parameter to the redirectWidgetCmd endpoint. Successful exploitation leads to execution of arbitrary PHP code in the context of the web server process.

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Weakness Type (CWE)

CWE-94 CWE-94

CWE-502 Deserialization of Untrusted Data

References

Other References

https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/http/kaltura_unserialize_rce.rb https://www.exploit-db.com/exploits/39563 https://www.exploit-db.com/exploits/40404 https://www.vulncheck.com/advisories/kaltura-php-object-injection-rce https://www.exploit-db.com/exploits/39563

Frequently Asked Questions

What is CVE-2016-15044? +

A remote code execution vulnerability exists in Kaltura versions prior to 11.1.0-2 due to unsafe deserialization of user-controlled data within the keditorservices module. An unauthenticated remote attacker can exploit this issue by sending a specially crafted serialized PHP object in the kdata GET parameter to the redirectWidgetCmd endpoint. Successful exploitation leads to execution of arbitrary PHP code in the context of the web server process.

How do I check if I'm vulnerable to CVE-2016-15044? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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