{"id":"CVE-2009-0551","aliases":["EUVD-2009-0555","GHSA-2gxx-vxp2-c52q"],"status":"published","title":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server...","description":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 does not properly handle transition errors in a request for one HTTP document followed by a request for a second HTTP document, which allows remote attackers to execute arbitrary code via vectors involving (1) multiple crafted pages on a web site or (2) a web page with crafted inline content such as banner advertisements, aka \"Page Transition 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":0.24915,"percentile":0.97925,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2009-04-15T03:49:00Z","modified":"2026-06-16T23:05:17Z","products":[{"vendor":"microsoft","product":"ie"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://www.vupen.com/english/advisories/2009/1028","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://osvdb.org/53624","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-104A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"http://secunia.com/advisories/34678","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL\u0026id=871138","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6164","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-014","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.securitytracker.com/id?1022042","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2009-133.htm","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0551"},{"url":"https://github.com/advisories/GHSA-2gxx-vxp2-c52q"}],"sources":{"cve":[{"id":"CVE-2009-0551","description":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 does not properly handle transition errors in a request for one HTTP document followed by a request for a second HTTP document, which allows remote attackers to execute arbitrary code via vectors involving (1) multiple crafted pages on a web site or (2) a web page with crafted inline content such as banner advertisements, aka \"Page Transition Memory Corruption Vulnerability.\"","status":"published","published":"2009-04-15T03:49:00Z","modified":"2024-10-21T16:26:23.249Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:33:26.302774Z"}],"euvd":[{"id":"EUVD-2009-0555","description":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 does not properly handle transition errors in a request for one HTTP document followed by a request for a second HTTP document, which allows remote attackers to execute arbitrary code via vectors involving (1) multiple crafted pages on a web site or (2) a web page with crafted inline content such as banner advertisements, aka \"Page Transition Memory Corruption Vulnerability.\"","status":"published","published":"2009-04-15T03:49:00Z","modified":"2024-10-21T16:26:23Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:27:32.038051Z"}],"ghsa":[{"id":"GHSA-2gxx-vxp2-c52q","title":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server...","description":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 does not properly handle transition errors in a request for one HTTP document followed by a request for a second HTTP document, which allows remote attackers to execute arbitrary code via vectors involving (1) multiple crafted pages on a web site or (2) a web page with crafted inline content such as banner advertisements, aka \"Page Transition Memory Corruption Vulnerability.\"","status":"published","published":"2022-05-02T03:16:35Z","modified":"2024-10-21T18:30:41Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:58:33.735007Z"}],"nvd":[{"id":"CVE-2009-0551","description":"Microsoft Internet Explorer 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 does not properly handle transition errors in a request for one HTTP document followed by a request for a second HTTP document, which allows remote attackers to execute arbitrary code via vectors involving (1) multiple crafted pages on a web site or (2) a web page with crafted inline content such as banner advertisements, aka \"Page Transition Memory Corruption Vulnerability.\"","status":"published","published":"2009-04-15T08:00:00.627Z","modified":"2026-06-16T23:05:17.15Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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-399"],"updated_at":"2026-11-02T14:01:34.44527Z"}]}}