{"id":"CVE-2001-0146","url":"https://www.cyber-defence.io/tools/cve/CVE-2001-0146","generatedAt":"2026-10-27T20:51:12.573Z","title":"IIS 5.0 and Microsoft Exchange 2000 allow remote attackers to cause a denial of service (memory allocation error) by repeatedly sending a series of specially formatted URL's.","description":"IIS 5.0 and Microsoft Exchange 2000 allow remote attackers to cause a denial of service (memory allocation error) by repeatedly sending a series of specially formatted URL's.","published":"2001-06-02T04:00:00.000Z","lastModified":"2026-06-16T21:53:46.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":[],"affected":["microsoft/exchange server","microsoft/internet information services"],"epss":{"score":0.37058,"percentile":0.98507,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 37.1%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.kb.cert.org/vuls/id/796584","tags":["Third Party Advisory","US Government Resource"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/2440","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/2441","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-014","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6171","tags":["VDB Entry"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6172","tags":["VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.kb.cert.org/vuls/id/796584","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/2440","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/2441","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-014","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6171","tags":["VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6172","tags":["VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2001-0146","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}