{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2009-20008","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2025-08-27T18:34:34.964Z","datePublished":"2025-08-30T13:47:42.991Z","dateUpdated":"2026-05-25T23:40:47.363Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-05-25T23:40:47.363Z"},"datePublic":"2009-06-12T00:00:00.000Z","title":"Green Dam 3.17 URL Processing Buffer Overflow","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"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."}],"value":"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."}],"affected":[{"defaultStatus":"unaffected","modules":["URL filtering and content inspection module"],"product":"Green Dam Youth Escort","vendor":"Zhengzhou Jinhui Computer System Engineering Co. Ltd. ; Beijing Dazheng Human Language Technology Academy","versions":[{"status":"affected","version":"3.17","versionType":"custom"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","description":"CWE-121  Stack-based Buffer Overflow","lang":"en","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.6,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"tags":["unsupported-when-assigned"],"source":{"discovery":"UNKNOWN"},"references":[{"tags":["technical-description"],"url":"https://web.archive.org/web/20110426190759/http://www.cse.umich.edu/~jhalderm/pub/gd/"},{"tags":["product"],"url":"https://en.wikipedia.org/wiki/Green_Dam_Youth_Escort"},{"tags":["exploit"],"url":"https://www.exploit-db.com/exploits/8969"},{"tags":["exploit"],"url":"https://www.exploit-db.com/exploits/8938"},{"tags":["exploit"],"url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/browser/greendam_url.rb"},{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/green-dam-url-processing-buffer-overflow"}],"credits":[{"lang":"en","value":"Scott Wolchok","type":"finder"},{"lang":"en","value":"Randy Yao","type":"finder"},{"lang":"en","value":"J. Alex Halderman","type":"finder"}],"x_generator":{"engine":"vulncheck"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-09-02T20:40:53.119092Z","id":"CVE-2009-20008","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-09-02T20:41:12.953Z"}}]}}