{"api_version":"1","generated_at":"2026-07-23T05:21:54+00:00","cve":"CVE-2001-1184","urls":{"html":"https://cve.report/CVE-2001-1184","api":"https://cve.report/api/cve/CVE-2001-1184.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2001-1184","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2001-1184"},"summary":{"title":"CVE-2001-1184","description":"wrshdsp.exe in Denicomp Winsock RSHD/NT 2.21.00 and earlier allows remote attackers to cause a denial of service (CPU consumption) via (1) in 2.20.00 and earlier, an invalid port number such as a negative number, which causes a connection attempt to that port and all ports below 1024, and (2) in 2.21.00, a port number of 1024.","state":"PUBLISHED","assigner":"mitre","published_at":"2001-12-08 05:00:00","updated_at":"2025-04-03 01:03:51"},"problem_types":["NVD-CWE-Other","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"5","severity":"","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.denicomp.com/rshdnt.htm","name":"http://www.denicomp.com/rshdnt.htm","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Winsock RSHD/NT","mime":"text/html","httpstatus":"200","archivestatus":"503"},{"url":"http://www.iss.net/security_center/static/7694.php","name":"http://www.iss.net/security_center/static/7694.php","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"-1","archivestatus":"503"},{"url":"http://www.securityfocus.com/bid/3659","name":"http://www.securityfocus.com/bid/3659","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Vendor Advisory"],"title":"Denicomp Winsock RSHD/NT Standard Error Denial of Service Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://www.securityfocus.com/archive/1/244580","name":"http://www.securityfocus.com/archive/1/244580","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"title":"SecurityFocus","mime":"text/html","httpstatus":"200","archivestatus":"503"},{"url":"http://online.securityfocus.com/archive/1/245405","name":"http://online.securityfocus.com/archive/1/245405","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"title":"","mime":"","httpstatus":"-1","archivestatus":"503"},{"url":"https://www.cve.org/CVERecord?id=CVE-2001-1184","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-1184","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2001","cve_id":"1184","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"denicomp","cpe5":"winsock_rshd_nt","cpe6":"2.20","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2001","cve_id":"1184","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"denicomp","cpe5":"winsock_rshd_nt","cpe6":"2.21","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-08T04:44:08.286Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"20011208 Winsock RSHD/NT 2.20.00 CPU overusage when invalid data is send","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"],"url":"http://www.securityfocus.com/archive/1/244580"},{"name":"3659","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/3659"},{"name":"20011213 WRSHDNT 2.21.00 CPU overusage","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"],"url":"http://online.securityfocus.com/archive/1/245405"},{"name":"winsock-rshdnt-error-dos(7694)","tags":["vdb-entry","x_refsource_XF","x_transferred"],"url":"http://www.iss.net/security_center/static/7694.php"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.denicomp.com/rshdnt.htm"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2001-12-08T00:00:00.000Z","descriptions":[{"lang":"en","value":"wrshdsp.exe in Denicomp Winsock RSHD/NT 2.21.00 and earlier allows remote attackers to cause a denial of service (CPU consumption) via (1) in 2.20.00 and earlier, an invalid port number such as a negative number, which causes a connection attempt to that port and all ports below 1024, and (2) in 2.21.00, a port number of 1024."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2002-03-22T10:00:00.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"20011208 Winsock RSHD/NT 2.20.00 CPU overusage when invalid data is send","tags":["mailing-list","x_refsource_BUGTRAQ"],"url":"http://www.securityfocus.com/archive/1/244580"},{"name":"3659","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/3659"},{"name":"20011213 WRSHDNT 2.21.00 CPU overusage","tags":["mailing-list","x_refsource_BUGTRAQ"],"url":"http://online.securityfocus.com/archive/1/245405"},{"name":"winsock-rshdnt-error-dos(7694)","tags":["vdb-entry","x_refsource_XF"],"url":"http://www.iss.net/security_center/static/7694.php"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.denicomp.com/rshdnt.htm"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2001-1184","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"wrshdsp.exe in Denicomp Winsock RSHD/NT 2.21.00 and earlier allows remote attackers to cause a denial of service (CPU consumption) via (1) in 2.20.00 and earlier, an invalid port number such as a negative number, which causes a connection attempt to that port and all ports below 1024, and (2) in 2.21.00, a port number of 1024."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"20011208 Winsock RSHD/NT 2.20.00 CPU overusage when invalid data is send","refsource":"BUGTRAQ","url":"http://www.securityfocus.com/archive/1/244580"},{"name":"3659","refsource":"BID","url":"http://www.securityfocus.com/bid/3659"},{"name":"20011213 WRSHDNT 2.21.00 CPU overusage","refsource":"BUGTRAQ","url":"http://online.securityfocus.com/archive/1/245405"},{"name":"winsock-rshdnt-error-dos(7694)","refsource":"XF","url":"http://www.iss.net/security_center/static/7694.php"},{"name":"http://www.denicomp.com/rshdnt.htm","refsource":"CONFIRM","url":"http://www.denicomp.com/rshdnt.htm"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2001-1184","datePublished":"2002-03-15T05:00:00.000Z","dateReserved":"2002-03-15T00:00:00.000Z","dateUpdated":"2024-08-08T04:44:08.286Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2001-12-08 05:00:00","lastModifiedDate":"2025-04-03 01:03:51","problem_types":["NVD-CWE-Other","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:denicomp:winsock_rshd_nt:2.20:*:*:*:*:*:*:*","matchCriteriaId":"230C0F5A-0E19-4E42-B091-37E03A6BC2D7"},{"vulnerable":true,"criteria":"cpe:2.3:a:denicomp:winsock_rshd_nt:2.21:*:*:*:*:*:*:*","matchCriteriaId":"A8A0F8CA-98F9-4796-A8AF-1CA5FB229166"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2001","CveId":"1184","Ordinal":"1","Title":"CVE-2001-1184","CVE":"CVE-2001-1184","Year":"2001"},"notes":[{"CveYear":"2001","CveId":"1184","Ordinal":"1","NoteData":"wrshdsp.exe in Denicomp Winsock RSHD/NT 2.21.00 and earlier allows remote attackers to cause a denial of service (CPU consumption) via (1) in 2.20.00 and earlier, an invalid port number such as a negative number, which causes a connection attempt to that port and all ports below 1024, and (2) in 2.21.00, a port number of 1024.","Type":"Description","Title":"CVE-2001-1184"},{"CveYear":"2001","CveId":"1184","Ordinal":"2","NoteData":"2002-03-15","Type":"Other","Title":"Published"},{"CveYear":"2001","CveId":"1184","Ordinal":"3","NoteData":"2002-03-22","Type":"Other","Title":"Modified"}]}}}