{"id":"CVE-2001-0348","url":"https://www.cyber-defence.io/tools/cve/CVE-2001-0348","generatedAt":"2026-10-27T17:30:09.504Z","title":"Microsoft Windows 2000 telnet service allows attackers to cause a denial of service (crash) via a long logon command that contains a backspace.","description":"Microsoft Windows 2000 telnet service allows attackers to cause a denial of service (crash) via a long logon command that contains a backspace.","published":"2001-07-21T04:00:00.000Z","lastModified":"2026-06-16T21:54:09.000Z","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/windows 2000"],"epss":{"score":0.18755,"percentile":0.97254,"date":"2026-10-26","history":[{"date":"2026-10-11","score":0.18755,"percentile":0.97217}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2001-06-07","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":20907,"kind":"exploit","title":"Microsoft Windows Server 2000 - Telnet 'Username' Denial of Service","url":"https://www.exploit-db.com/exploits/20907","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/20907.sh","file":"exploits/windows/dos/20907.sh","published":"2001-06-07","added":"2001-06-07","updated":"2012-08-29","author":"Michal Zalewski","type":"dos","platform":"windows","port":null,"verified":true,"codes":["CVE-2001-0348","OSVDB-1858"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/2838/info"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 18.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://razor.bindview.com/publish/advisories/adv_mstelnet.html","source":"cve@mitre.org"},{"url":"http://www.ciac.org/ciac/bulletins/l-092.shtml","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/2838","source":"cve@mitre.org"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-031","source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6666","source":"cve@mitre.org"},{"url":"http://razor.bindview.com/publish/advisories/adv_mstelnet.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ciac.org/ciac/bulletins/l-092.shtml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/2838","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-031","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6666","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2001-0348","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."}