{"id":"CVE-2001-0327","aliases":["EUVD-2001-0327","GHSA-pqgv-mxxh-ccp2"],"status":"published","title":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve...","description":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve sensitive data from memory allocation pools, or cause a denial of service, via a URL-encoded Host: header in the HTTP request, which reveals memory in the Location: header that is returned by the server.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0312,"percentile":0.87913,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2001-07-02T04:00:00Z","modified":"2026-06-16T21:54:06Z","products":[{"vendor":"iplanet","product":"iplanet_web_server"}],"references":[{"url":"http://www.iplanet.com/products/iplanet_web_enterprise/iwsalert4.16.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.atstake.com/research/advisories/2001/a041601-1.txt","tags":["vendor-advisory","x_refsource_ATSTAKE","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/276767","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.osvdb.org/5704","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0327"},{"url":"https://github.com/advisories/GHSA-pqgv-mxxh-ccp2"}],"sources":{"cve":[{"id":"CVE-2001-0327","description":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve sensitive data from memory allocation pools, or cause a denial of service, via a URL-encoded Host: header in the HTTP request, which reveals memory in the Location: header that is returned by the server.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:14:07.377Z","updated_at":"2026-11-02T14:34:43.358691Z"}],"euvd":[{"id":"EUVD-2001-0327","description":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve sensitive data from memory allocation pools, or cause a denial of service, via a URL-encoded Host: header in the HTTP request, which reveals memory in the Location: header that is returned by the server.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:14:07Z","updated_at":"2026-11-03T01:14:52.069936Z"}],"ghsa":[{"id":"GHSA-pqgv-mxxh-ccp2","title":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve...","description":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve sensitive data from memory allocation pools, or cause a denial of service, via a URL-encoded Host: header in the HTTP request, which reveals memory in the Location: header that is returned by the server.","status":"published","published":"2022-04-30T18:15:51Z","modified":"2023-01-30T05:05:12Z","updated_at":"2026-11-02T14:47:12.945495Z"}],"nvd":[{"id":"CVE-2001-0327","description":"iPlanet Web Server Enterprise Edition 4.1 and earlier allows remote attackers to retrieve sensitive data from memory allocation pools, or cause a denial of service, via a URL-encoded Host: header in the HTTP request, which reveals memory in the Location: header that is returned by the server.","status":"published","published":"2001-07-02T04:00:00Z","modified":"2026-06-16T21:54:06.36Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.041412Z"}]}}