CVE-2009-20008: Stack Overflow

Description

Green Dam Youth Escort version 3.17 is vulnerable to a stack-based buffer overflow when processing overly long URLs. The flaw resides in the URL filtering component, which fails to properly validate input length before copying user-supplied data into a fixed-size buffer. A remote attacker can exploit this vulnerability by enticing a user to visit a specially crafted webpage containing a long URL, resulting in arbitrary code execution.

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Weakness Type (CWE)

CWE-121 CWE-121

References

Other References

https://en.wikipedia.org/wiki/Green_Dam_Youth_Escort https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/browser/greendam_url.rb https://web.archive.org/web/20110426190759/http://www.cse.umich.edu/~jhalderm/pub/gd/ https://www.exploit-db.com/exploits/8938 https://www.exploit-db.com/exploits/8969 https://www.vulncheck.com/advisories/green-dam-url-processing-buffer-overflow

Frequently Asked Questions

What is CVE-2009-20008? +

Green Dam Youth Escort version 3.17 is vulnerable to a stack-based buffer overflow when processing overly long URLs. The flaw resides in the URL filtering component, which fails to properly validate input length before copying user-supplied data into a fixed-size buffer. A remote attacker can exploit this vulnerability by enticing a user to visit a specially crafted webpage containing a long URL, resulting in arbitrary code execution.

How do I check if I'm vulnerable to CVE-2009-20008? +

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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CVE-2009-20008