{"id":"CVE-2003-1025","aliases":["EUVD-2003-1015","GHSA-crf3-j64w-gfx8"],"status":"published","title":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"...","description":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"%01\" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the \"Improper URL Canonicalization Vulnerability.\"","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.26912,"percentile":0.9805,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2004-01-06T05:00:00Z","modified":"2026-06-16T22:03:22Z","exploits":[{"source":"exploitdb","id":"EDB-23422","title":"Microsoft Internet Explorer 5/6 / Mozilla 1.2.1 - URI Display Obfuscation (1)","type":"remote","platform":"windows","date":"2003-12-09","verified":true,"url":"https://www.exploit-db.com/exploits/23422"},{"source":"exploitdb","id":"EDB-23423","title":"Microsoft Internet Explorer 5/6 / Mozilla 1.2.1 - URI Display Obfuscation (2)","type":"remote","platform":"windows","date":"2003-12-09","verified":true,"url":"https://www.exploit-db.com/exploits/23423"},{"source":"exploitdb","id":"EDB-23465","title":"Opera Browser 6.0 6 - URI Display Obfuscation","type":"remote","platform":"windows","date":"2003-12-23","verified":true,"url":"https://www.exploit-db.com/exploits/23465"}],"products":[{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A510","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A526","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/652278","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/archive/1/346948","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A513","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/13935","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A491","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA04-033A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A512","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A490","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-004","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.zapthedingbat.com/security/ex01/vun1.htm","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A511","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-1025"},{"url":"https://github.com/advisories/GHSA-crf3-j64w-gfx8"}],"sources":{"cve":[{"id":"CVE-2003-1025","description":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"%01\" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the \"Improper URL Canonicalization Vulnerability.\"","status":"published","published":"2004-01-06T05:00:00Z","modified":"2024-08-08T02:12:35.994Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-1015","description":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"%01\" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the \"Improper URL Canonicalization Vulnerability.\"","status":"published","published":"2004-01-06T05:00:00Z","modified":"2024-08-08T02:12:35Z","updated_at":"2026-11-03T01:15:04.946725Z"}],"ghsa":[{"id":"GHSA-crf3-j64w-gfx8","title":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"...","description":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"%01\" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the \"Improper URL Canonicalization Vulnerability.\"","status":"published","published":"2022-04-29T01:27:23Z","modified":"2023-01-30T05:01:44Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:46:28.825002Z"}],"nvd":[{"id":"CVE-2003-1025","description":"Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a \"%01\" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the \"Improper URL Canonicalization Vulnerability.\"","status":"published","published":"2004-01-20T05:00:00Z","modified":"2026-06-16T22:03:22.86Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:00:48.212104Z"}]}}