{"id":"CVE-2011-0663","aliases":["EUVD-2011-0681","GHSA-c63x-h9v9-hmcr"],"status":"published","title":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6...","description":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6 through 5.8 scripting engines allow remote attackers to execute arbitrary code via a crafted web page, aka \"Scripting Memory Reallocation 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":"2026-11-08","score":0.26221,"percentile":0.9801,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-189","CWE-190"],"published":"2011-04-13T18:00:00Z","modified":"2026-06-16T23:27:50Z","products":[{"vendor":"microsoft","product":"jscript"},{"vendor":"microsoft","product":"vbscript"}],"references":[{"url":"http://www.vupen.com/english/advisories/2011/0949","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://osvdb.org/71774","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA11-102A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"http://www.securitytracker.com/id?1025333","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-031","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.securityfocus.com/bid/47249","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12673","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://secunia.com/advisories/44162","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0663"},{"url":"https://github.com/advisories/GHSA-c63x-h9v9-hmcr"}],"sources":{"cve":[{"id":"CVE-2011-0663","description":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6 through 5.8 scripting engines allow remote attackers to execute arbitrary code via a crafted web page, aka \"Scripting Memory Reallocation Vulnerability.\"","status":"published","published":"2011-04-13T18:00:00Z","modified":"2025-01-21T17:48:51.146Z","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-190"],"updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0681","description":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6 through 5.8 scripting engines allow remote attackers to execute arbitrary code via a crafted web page, aka \"Scripting Memory Reallocation Vulnerability.\"","status":"published","published":"2011-04-13T18:00:00Z","modified":"2025-01-21T17:48:51Z","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"}],"updated_at":"2026-11-03T00:04:15.779798Z"}],"ghsa":[{"id":"GHSA-c63x-h9v9-hmcr","title":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6...","description":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6 through 5.8 scripting engines allow remote attackers to execute arbitrary code via a crafted web page, aka \"Scripting Memory Reallocation Vulnerability.\"","status":"published","published":"2022-05-13T01:15:25Z","modified":"2025-01-21T18:32:10Z","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-190"],"updated_at":"2026-11-02T14:59:37.435968Z"}],"nvd":[{"id":"CVE-2011-0663","description":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6 through 5.8 scripting engines allow remote attackers to execute arbitrary code via a crafted web page, aka \"Scripting Memory Reallocation Vulnerability.\"","status":"published","published":"2011-04-13T18:55:01.517Z","modified":"2026-06-16T23:27:50.287Z","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-189","CWE-190"],"updated_at":"2026-11-02T14:02:07.221228Z"}]}}