CVE-2001-1184

View on CVE.org

Published Mar 15, 2002 CVSS 2.0 · 5.0 Medium EPSS 3.5% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:denicomp:winsock_rshd_nt:2.20:::::::*
	cpe:2.3:a:denicomp:winsock_rshd_nt:2.21:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 3.5% (3.501% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
http://online.securityfocus.com/archive/1/245405
http://www.denicomp.com/rshdnt.htm
http://www.iss.net/security_center/static/7694.php
http://www.securityfocus.com/archive/1/244580
http://www.securityfocus.com/bid/3659

History

Oct 9, 2026 9:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Denicomp Winsock Rshd Nt

Weaknesses

NVD-CWE-Other

Sources

CVE record Updated: Oct 9, 2026, 6:49 PM

Status: PUBLISHED
Assigner: mitre
Published: Mar 15, 2002, 5:00 AM
Updated: Oct 9, 2026, 6:49 PM
Reserved: Mar 15, 2002, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 8, 2024, 4:44 AM

Updated: Aug 8, 2024, 4:44 AM

NVD Updated: Oct 9, 2026, 7:16 PM

Status: Modified
Published: Dec 8, 2001, 5:00 AM
Modified: Oct 9, 2026, 7:16 PM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"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"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-08T04:44:08.286Z"}, "title": "CVE Program Container", "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"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-09T18:48:54.419465Z", "id": "CVE-2001-1184", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-09T18:49:05.583Z"}}]}, "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": "2026-10-09T18:49:05.583Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.securityfocus.com/archive/1/244580", "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/bid/3659", "name": "3659", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"]}, {"url": "http://online.securityfocus.com/archive/1/245405", "name": "20011213 WRSHDNT 2.21.00 CPU overusage", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"]}, {"url": "http://www.iss.net/security_center/static/7694.php", "name": "winsock-rshdnt-error-dos(7694)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"]}, {"url": "http://www.denicomp.com/rshdnt.htm", "tags": ["x_refsource_CONFIRM", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-08T04:44:08.286Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2001-1184", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-09T18:48:54.419465Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-09T18:49:00.306Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2001-12-08T00:00:00.000Z", "references": [{"url": "http://www.securityfocus.com/archive/1/244580", "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/bid/3659", "name": "3659", "tags": ["vdb-entry", "x_refsource_BID"]}, {"url": "http://online.securityfocus.com/archive/1/245405", "name": "20011213 WRSHDNT 2.21.00 CPU overusage", "tags": ["mailing-list", "x_refsource_BUGTRAQ"]}, {"url": "http://www.iss.net/security_center/static/7694.php", "name": "winsock-rshdnt-error-dos(7694)", "tags": ["vdb-entry", "x_refsource_XF"]}, {"url": "http://www.denicomp.com/rshdnt.htm", "tags": ["x_refsource_CONFIRM"]}], "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": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2002-03-22T10:00:00.000Z"}, "x_legacyV4Record": {"affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "n/a"}]}, "product_name": "n/a"}]}, "vendor_name": "n/a"}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "http://www.securityfocus.com/archive/1/244580", "name": "20011208 Winsock RSHD/NT 2.20.00 CPU overusage when invalid data is send", "refsource": "BUGTRAQ"}, {"url": "http://www.securityfocus.com/bid/3659", "name": "3659", "refsource": "BID"}, {"url": "http://online.securityfocus.com/archive/1/245405", "name": "20011213 WRSHDNT 2.21.00 CPU overusage", "refsource": "BUGTRAQ"}, {"url": "http://www.iss.net/security_center/static/7694.php", "name": "winsock-rshdnt-error-dos(7694)", "refsource": "XF"}, {"url": "http://www.denicomp.com/rshdnt.htm", "name": "http://www.denicomp.com/rshdnt.htm", "refsource": "CONFIRM"}]}, "data_format": "MITRE", "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"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2001-1184", "STATE": "PUBLIC", "ASSIGNER": "cve@mitre.org"}}}}, "cveMetadata": {"cveId": "CVE-2001-1184", "state": "PUBLISHED", "dateUpdated": "2026-10-09T18:49:05.583Z", "dateReserved": "2002-03-15T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2002-03-15T05:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"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", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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."}], "id": "CVE-2001-1184", "lastModified": "2026-10-09T19:16:40.053", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2001-1184", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-09T18:48:54.419465Z", "version": "2.0.3"}}]}, "published": "2001-12-08T05:00:00.000", "references": [{"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://online.securityfocus.com/archive/1/245405"}, {"source": "cve@mitre.org", "url": "http://www.denicomp.com/rshdnt.htm"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.iss.net/security_center/static/7694.php"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.securityfocus.com/archive/1/244580"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/3659"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://online.securityfocus.com/archive/1/245405"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.denicomp.com/rshdnt.htm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.iss.net/security_center/static/7694.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.securityfocus.com/archive/1/244580"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/3659"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}