Buffer overflow in Zhengzhou Jinhui Computer System Engineering Co. Ltd. ; Beijing Dazheng Human Language Technology Academy Green Dam Youth Escort

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.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (54.6th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2009-20008?
CVE-2009-20008 is a vulnerability in Zhengzhou Jinhui Computer System Engineering Co. Ltd. ; Beijing Dazheng Human Language Technology Academy Green Dam Youth Escort, classified under Stack-based Buffer Overflow. Published 2025-08-30.
Is CVE-2009-20008 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.