Green Dam 3.17 URL Processing Buffer Overflow
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Scott Wolchok
- Randy Yao
- J. Alex Halderman
References
- https://web.archive.org/web/20110426190759/http://www.cse.umich.edu/~jhalderm/pub/gd/
- https://en.wikipedia.org/wiki/Green_Dam_Youth_Escort
- https://www.exploit-db.com/exploits/8969
- https://www.exploit-db.com/exploits/8938
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/browser/greendam_url.rb
- https://www.vulncheck.com/advisories/green-dam-url-processing-buffer-overflow
Affected Vendor
Zhengzhou Jinhui Computer System Engineering Co. Ltd. ; Beijing Dazheng Human Language Technology Academy
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