{"id":"CVE-2000-0517","aliases":["EUVD-2000-0514","GHSA-h63x-8w34-4hj2"],"status":"published","title":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if...","description":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.","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":0.01294,"percentile":0.70493,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2000-05-26T04:00:00Z","modified":"2026-06-16T21:51:54Z","products":[{"vendor":"netscape","product":"communicator"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/4550","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/1260","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.cert.org/advisories/CA-2000-08.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2000-0517"},{"url":"https://github.com/advisories/GHSA-h63x-8w34-4hj2"}],"sources":{"cve":[{"id":"CVE-2000-0517","description":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.","status":"published","published":"2000-10-13T04:00:00Z","modified":"2024-08-08T05:21:30.563Z","updated_at":"2026-11-02T14:33:41.553118Z"}],"euvd":[{"id":"EUVD-2000-0514","description":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.","status":"published","published":"2000-10-13T04:00:00Z","modified":"2024-08-08T05:21:30Z","updated_at":"2026-11-03T00:56:25.069165Z"}],"ghsa":[{"id":"GHSA-h63x-8w34-4hj2","title":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if...","description":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.","status":"published","published":"2022-04-30T18:13:47Z","modified":"2023-01-30T05:04:34Z","updated_at":"2026-11-02T14:47:04.563666Z"}],"nvd":[{"id":"CVE-2000-0517","description":"Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.","status":"published","published":"2000-05-26T04:00:00Z","modified":"2026-06-16T21:51:54.31Z","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":"2026-11-02T13:58:51.654586Z"}]}}