{"id":"CVE-2000-0024","aliases":["EUVD-2000-0024","GHSA-h3mj-3v87-42wc"],"status":"published","title":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access...","description":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the \"Escape Character Parsing\" vulnerability.","severity":{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.12223,"percentile":0.96196,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-12-21T05:00:00Z","modified":"2026-06-16T21:50:50Z","products":[{"vendor":"microsoft","product":"internet_information_server"},{"vendor":"microsoft","product":"site_server"},{"vendor":"microsoft","product":"site_server_commerce"}],"references":[{"url":"http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ246401","tags":["vendor-advisory","x_refsource_MSKB","x_transferred"]},{"url":"http://www.acrossecurity.com/aspr/ASPR-1999-11-10-1-PUB.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-061","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2000-0024"},{"url":"http://support.microsoft.com/default.aspx?scid=kb;[LN];Q246401"},{"url":"https://github.com/advisories/GHSA-h3mj-3v87-42wc"}],"sources":{"cve":[{"id":"CVE-2000-0024","description":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the \"Escape Character Parsing\" vulnerability.","status":"published","published":"2000-04-25T04:00:00Z","modified":"2024-08-08T04:58:11.684Z","updated_at":"2026-11-02T14:33:41.553118Z"}],"euvd":[{"id":"EUVD-2000-0024","description":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the \"Escape Character Parsing\" vulnerability.","status":"published","published":"2000-04-25T04:00:00Z","modified":"2024-08-08T04:58:11Z","updated_at":"2026-11-03T00:56:27.761833Z"}],"ghsa":[{"id":"GHSA-h3mj-3v87-42wc","title":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access...","description":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the \"Escape Character Parsing\" vulnerability.","status":"published","published":"2022-04-30T18:12:49Z","modified":"2025-04-03T03:36:32Z","updated_at":"2026-11-02T15:00:37.05918Z"}],"nvd":[{"id":"CVE-2000-0024","description":"IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the \"Escape Character Parsing\" vulnerability.","status":"published","published":"1999-12-21T05:00:00Z","modified":"2026-06-16T21:50:50.71Z","cvss":[{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T13:58:40.923898Z"}]}}