{"id":"CVE-2009-0927","published":"2009-03-19T10:30:00Z","modified":"2026-06-16T23:06:07Z","title":"Adobe Reader and Adobe Acrobat Stack-Based Buffer Overflow Vulnerability","vendor":"Adobe","product":"Reader and Acrobat","tier":"core","eol":{"product":"Adobe Reader/Acrobat 9","since":"2013-06-26","note":"No security updates; remove it."},"description":{"text":"Stack-based buffer overflow in Adobe Reader and Adobe Acrobat 9 before 9.1, 8 before 8.1.3 , and 7 before 7.1.1 allows remote attackers to execute arbitrary code via a crafted argument to the getIcon method of a Collab object, a different vulnerability than CVE-2009-0658.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is a stack-based buffer overflow in the Collab object's getIcon method in Adobe Reader and Adobe Acrobat (versions 9 before 9.1, 8 before 8.1.3, and 7 before 7.1.1). An attacker who can get a crafted argument passed to that method, which requires the victim to take an action such as opening a malicious document, can execute arbitrary code remotely with no authentication needed.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:10:14Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.96632,"percentile":0.99883,"date":"2026-10-28","provenance":"source"},"kev":{"dateAdded":"2022-03-25","dueDate":"2022-04-15","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2009-0927","provenance":"source"},"vulncheckKev":{"dateAdded":"2010-01-20","exploitedFirstSeen":"2010-01-20","ransomware":false,"evidence":[{"url":"https://blog.talosintelligence.com/acrobat-javascript-blacklist-framework/","date":"2010-01-20"},{"url":"https://citizenlab.ca/wp-content/uploads/2017/05/shadows-in-the-cloud.pdf","date":"2010-04-06"},{"url":"https://www.virusbulletin.com/virusbulletin/2010/05/exploit-kit-explosion-part-two-vectors-attack/","date":"2010-05-01"},{"url":"https://securelist.com/end-of-the-line-for-the-bredolab-botnet/36335/","date":"2010-12-10"},{"url":"https://www.trendmicro.de/cloud-content/us/pdfs/security-intelligence/white-papers/wp_ixeshe.pdf","date":"2012-01-01"},{"url":"https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/wham-bam-the-cutwailblackhole-combo/","date":"2012-07-02"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-03-25"}],"evidenceTotal":7,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-20","name":"Improper Input Validation"},{"id":"CWE-121","name":"Stack-based Buffer Overflow"}],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00005.html","tags":["Mailing List","Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html","tags":["Mailing List","Third Party Advisory"]},{"url":"http://secunia.com/advisories/34490","tags":["Third Party Advisory"]},{"url":"http://secunia.com/advisories/34706","tags":["Third Party Advisory"]},{"url":"http://secunia.com/advisories/34790","tags":["Third Party Advisory"]},{"url":"http://security.gentoo.org/glsa/glsa-200904-17.xml","tags":["Third Party Advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-256788-1","tags":["Broken Link"]},{"url":"http://www.adobe.com/support/security/bulletins/apsb09-04.html","tags":["Patch","Vendor Advisory"]},{"url":"http://www.exploit-db.com/exploits/9579","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/archive/1/502116/100/0/threaded","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/34169","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id?1021861","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.vupen.com/english/advisories/2009/0770","tags":["Third Party Advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/1019","tags":["Third Party Advisory"]},{"url":"http://www.zerodayinitiative.com/advisories/ZDI-09-014","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/49312","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00005.html","tags":["Mailing List","Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html","tags":["Mailing List","Third Party Advisory"]},{"url":"http://secunia.com/advisories/34490","tags":["Third Party Advisory"]},{"url":"http://secunia.com/advisories/34706","tags":["Third Party Advisory"]},{"url":"http://secunia.com/advisories/34790","tags":["Third Party Advisory"]},{"url":"http://security.gentoo.org/glsa/glsa-200904-17.xml","tags":["Third Party Advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-256788-1","tags":["Broken 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Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-0927","tags":["US Government Resource"]}],"techniques":[{"id":"T1203","name":"Exploitation for Client Execution","tactics":["execution"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve","ai-mapping"],"basisDetail":"CTID attack_to_cve (Phase 1); claude-haiku-5-5: Overflow in reader yields code execution","mappingType":"uncategorized","evidence":[{"from":"description","quote":"Stack-based buffer overflow in Adobe Reader and Adobe Acrobat","start":0,"end":61}],"confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1204.002","name":"Malicious File","tactics":["execution"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve","ai-mapping"],"basisDetail":"CTID attack_to_cve (Phase 1); claude-haiku-5-5: User opens crafted PDF triggering exploit","mappingType":"uncategorized","evidence":[{"from":"description","quote":"allows remote attackers to execute arbitrary code via a crafted argument","start":112,"end":184}],"confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2009-0924","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-0924","exploited":true,"exploitedSince":"2022-03-25","provenance":"source"},"exploits":[{"id":8595,"url":"https://www.exploit-db.com/exploits/8595","title":"Adobe Acrobat Reader 8.1.2 < 9.0 - 'getIcon()' Memory Corruption","type":"local","platform":"windows","date":"2009-05-04","verified":true,"provenance":"source"},{"id":9579,"url":"https://www.exploit-db.com/exploits/9579","title":"Adobe Acrobat/Reader < 7.1.1/8.1.3/9.1 - Collab getIcon Universal","type":"local","platform":"windows","date":"2009-09-03","verified":true,"provenance":"source"},{"id":16606,"url":"https://www.exploit-db.com/exploits/16606","title":"Adobe - 'Collab.getIcon()' Local Buffer Overflow (Metasploit) (1)","type":"local","platform":"windows","date":"2010-04-30","verified":true,"provenance":"source"},{"id":16681,"url":"https://www.exploit-db.com/exploits/16681","title":"Adobe - 'Collab.getIcon()' Local Buffer Overflow (Metasploit) (2)","type":"local","platform":"windows","date":"2010-09-25","verified":true,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":4,"earliest":"2009-05-04"},"metasploit":[{"name":"Adobe Collab.getIcon() Buffer Overflow","module":"exploit/windows/browser/adobe_geticon","type":"exploit","disclosureDate":"2009-03-24","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/adobe_geticon.rb"},{"name":"Adobe Collab.getIcon() Buffer 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use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.98,"detail":"percentile 0.9988"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"4 Exploit-DB entries; 1 NVD exploit link; 2 Metasploit modules"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":6.16,"detail":"base score 8.8"},{"name":"End-of-life product","points":-15.0,"detail":"No patches exist; remove or isolate it"}]},"lineage":{"familyId":"fam-class-adobe-acrobat-reader-cwe-121"}}