{"id":"CVE-2009-0556","aliases":["EUVD-2009-0560","GHSA-w25v-2mf8-86hr"],"status":"published","title":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office...","description":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka \"Memory Corruption Vulnerability.\"","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.67312,"percentile":0.9931,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2009-04-03T18:00:00Z","modified":"2026-06-16T23:05:17Z","kev":{"date_added":"2026-01-07","due_date":"2026-01-28","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2026-01-07"},{"source":"kev","since":"2026-01-07"}],"products":[{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office_powerpoint"},{"vendor":"microsoft","product":"powerpoint"}],"references":[{"url":"http://www.zerodayinitiative.com/advisories/ZDI-09-019","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://blogs.technet.com/mmpc/archive/2009/04/02/new-0-day-exploits-using-powerpoint-files.aspx","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/1290","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Broken Link"]},{"url":"http://osvdb.org/53182","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","Broken Link"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-017","tags":["vendor-advisory","x_refsource_MS","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/49632","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/34351","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link"]},{"url":"http://www.vupen.com/english/advisories/2009/0915","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://blogs.technet.com/msrc/archive/2009/04/02/microsoft-security-advisory-969136.aspx","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://blogs.technet.com/srd/archive/2009/04/02/investigating-the-new-powerpoint-issue.aspx","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6279","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Broken Link"]},{"url":"http://secunia.com/advisories/34572","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id?1021967","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-132A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"http://www.microsoft.com/technet/security/advisory/969136.mspx","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/627331","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.securityfocus.com/archive/1/503453/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Broken Link"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6204","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Broken Link"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-0556","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0556"},{"url":"https://github.com/advisories/GHSA-w25v-2mf8-86hr"}],"sources":{"cve":[{"id":"CVE-2009-0556","description":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka \"Memory Corruption Vulnerability.\"","status":"published","published":"2009-04-03T18:00:00Z","modified":"2026-01-08T04:55:23.788Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:33:26.302774Z"}],"euvd":[{"id":"EUVD-2009-0560","description":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka \"Memory Corruption Vulnerability.\"","status":"published","published":"2009-04-03T18:00:00Z","modified":"2026-01-08T04:55:23Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"exploited_since":"2026-01-07","updated_at":"2026-11-02T19:48:54.487856Z"}],"ghsa":[{"id":"GHSA-w25v-2mf8-86hr","title":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office...","description":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka \"Memory Corruption Vulnerability.\"","status":"published","published":"2022-05-02T03:16:36Z","modified":"2026-01-07T21:32:42Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:05:32.392087Z"}],"kev":[{"id":"CVE-2009-0556","title":"Microsoft Office PowerPoint Code Injection Vulnerability","description":"Microsoft Office PowerPoint contains a code injection vulnerability that allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an invalid index value that triggers memory corruption.","cwes":["CWE-94"],"kev":{"date_added":"2026-01-07","due_date":"2026-01-28","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:15.999436Z"}],"nvd":[{"id":"CVE-2009-0556","description":"Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka \"Memory Corruption Vulnerability.\"","status":"published","published":"2009-04-03T18:30:00.61Z","modified":"2026-06-16T23:05:17.9Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:01:34.44527Z"}]}}