{"id":"CVE-2004-1306","aliases":["EUVD-2004-1303","GHSA-4j4j-2jh5-2x9j"],"status":"published","title":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP...","description":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a crafted .hlp file.","severity":{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.21135,"percentile":0.97596,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:07:26Z","exploits":[{"source":"exploitdb","id":"EDB-25049","title":"Microsoft Windows XP/2000/2003 - 'winhlp32' Phrase Integer Overflow","type":"remote","platform":"windows","date":"2004-12-23","verified":true,"url":"https://www.exploit-db.com/exploits/25049"}],"products":[{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_2003_server"},{"vendor":"microsoft","product":"windows_nt"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"http://www.securityfocus.com/bid/12092","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://www.xfocus.net/flashsky/icoExp/","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://marc.info/?l=bugtraq\u0026m=110383690219440\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/18678","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2004-1306"},{"url":"http://www.xfocus.net/flashsky/icoExp"},{"url":"https://github.com/advisories/GHSA-4j4j-2jh5-2x9j"}],"sources":{"cve":[{"id":"CVE-2004-1306","description":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a crafted .hlp file.","status":"published","published":"2005-01-19T05:00:00Z","modified":"2024-08-08T00:46:12.345Z","updated_at":"2026-11-02T14:34:54.063504Z"}],"euvd":[{"id":"EUVD-2004-1303","description":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a crafted .hlp file.","status":"published","published":"2005-01-19T05:00:00Z","modified":"2024-08-08T00:46:12Z","updated_at":"2026-11-03T01:15:15.601329Z"}],"ghsa":[{"id":"GHSA-4j4j-2jh5-2x9j","title":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP...","description":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a crafted .hlp file.","status":"published","published":"2022-04-29T02:59:18Z","modified":"2025-04-03T04:03:05Z","updated_at":"2026-11-02T15:00:39.470148Z"}],"nvd":[{"id":"CVE-2004-1306","description":"Heap-based buffer overflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a crafted .hlp file.","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:07:26.293Z","cvss":[{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:51.985436Z"}]}}