CVE-2001-0041 (GCVE-0-2001-0041)
Vulnerability from cvelistv5 – Published: 2001-05-07 04:00 – Updated: 2024-08-08 04:06
VLAI
EPSS
VEX
Summary
Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
4 references
| URL | Tags |
|---|---|
| http://www.cisco.com/warp/public/707/catalyst-mem… | vendor-advisoryx_refsource_CISCO |
| http://www.securityfocus.com/bid/2072 | vdb-entryx_refsource_BID |
| https://exchange.xforce.ibmcloud.com/vulnerabilit… | vdb-entryx_refsource_XF |
| http://www.osvdb.org/801 | vdb-entryx_refsource_OSVDB |
Date Public
2000-12-06 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-08T04:06:54.553Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "20001206 Cisco Catalyst Memory Leak Vulnerability",
"tags": [
"vendor-advisory",
"x_refsource_CISCO",
"x_transferred"
],
"url": "http://www.cisco.com/warp/public/707/catalyst-memleak-pub.shtml"
},
{
"name": "2072",
"tags": [
"vdb-entry",
"x_refsource_BID",
"x_transferred"
],
"url": "http://www.securityfocus.com/bid/2072"
},
{
"name": "cisco-catalyst-telnet-dos(5656)",
"tags": [
"vdb-entry",
"x_refsource_XF",
"x_transferred"
],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5656"
},
{
"name": "801",
"tags": [
"vdb-entry",
"x_refsource_OSVDB",
"x_transferred"
],
"url": "http://www.osvdb.org/801"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2000-12-06T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2004-09-02T09:00:00.000Z",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"name": "20001206 Cisco Catalyst Memory Leak Vulnerability",
"tags": [
"vendor-advisory",
"x_refsource_CISCO"
],
"url": "http://www.cisco.com/warp/public/707/catalyst-memleak-pub.shtml"
},
{
"name": "2072",
"tags": [
"vdb-entry",
"x_refsource_BID"
],
"url": "http://www.securityfocus.com/bid/2072"
},
{
"name": "cisco-catalyst-telnet-dos(5656)",
"tags": [
"vdb-entry",
"x_refsource_XF"
],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5656"
},
{
"name": "801",
"tags": [
"vdb-entry",
"x_refsource_OSVDB"
],
"url": "http://www.osvdb.org/801"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2001-0041",
"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": "Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "20001206 Cisco Catalyst Memory Leak Vulnerability",
"refsource": "CISCO",
"url": "http://www.cisco.com/warp/public/707/catalyst-memleak-pub.shtml"
},
{
"name": "2072",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/2072"
},
{
"name": "cisco-catalyst-telnet-dos(5656)",
"refsource": "XF",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5656"
},
{
"name": "801",
"refsource": "OSVDB",
"url": "http://www.osvdb.org/801"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2001-0041",
"datePublished": "2001-05-07T04:00:00.000Z",
"dateReserved": "2001-02-01T00:00:00.000Z",
"dateUpdated": "2024-08-08T04:06:54.553Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2001-0041",
"date": "2026-10-01",
"epss": "0.12137",
"percentile": "0.96036"
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(2\\):*:*:*:*:*:*:*",
"matchCriteriaId": "851920E3-2DF8-4C74-84E0-E3950D2EA672",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(3\\):*:*:*:*:*:*:*",
"matchCriteriaId": "BFAF3474-E030-4AF5-8BE0-966191D15E16",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(4\\):*:*:*:*:*:*:*",
"matchCriteriaId": "C8EF024C-80B1-4332-ADDC-992C5F933562",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(5\\):*:*:*:*:*:*:*",
"matchCriteriaId": "2DFA6741-74AF-42E0-9A8A-D775BA9EA519",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(6\\):*:*:*:*:*:*:*",
"matchCriteriaId": "6323C88E-C966-42FC-957F-EC244744A5D7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(7\\):*:*:*:*:*:*:*",
"matchCriteriaId": "C33774F9-D0E0-4BB7-AE78-9B746C5FA972",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(8\\):*:*:*:*:*:*:*",
"matchCriteriaId": "DD0EFEE7-3EA4-4639-8B53-F7192E7C18E2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:4.5\\(9\\):*:*:*:*:*:*:*",
"matchCriteriaId": "1A980A98-77C0-44F6-98C6-7CC4FEEC799C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.1:*:*:*:*:*:*:*",
"matchCriteriaId": "9229B19E-B65E-4C23-8F35-7019050E24B7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.1\\(1\\):*:*:*:*:*:*:*",
"matchCriteriaId": "8D8B8722-42A0-4CA6-8946-0D97BBABB30A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.1\\(1a\\):*:*:*:*:*:*:*",
"matchCriteriaId": "587031FB-E0AF-4BD0-8809-8690D3814F3C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.1\\(2a\\):*:*:*:*:*:*:*",
"matchCriteriaId": "CE163E0F-3F54-45B2-A101-6CA6FA548D2C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2:*:*:*:*:*:*:*",
"matchCriteriaId": "847EC2AD-F05D-47BC-841C-21F5ECF7E79B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(1\\):*:*:*:*:*:*:*",
"matchCriteriaId": "9D31AB89-4194-4CE5-AD93-3058E77E7E63",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(1a\\):*:*:*:*:*:*:*",
"matchCriteriaId": "1EC01832-ADF1-4A74-95FE-0B3DDE3AAFB7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(2\\):*:*:*:*:*:*:*",
"matchCriteriaId": "28CB60F6-622C-41D7-AFA4-A2DCE4D02549",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(3\\):*:*:*:*:*:*:*",
"matchCriteriaId": "2055E432-9939-48F7-A4BE-1888CC7241C7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(4\\):*:*:*:*:*:*:*",
"matchCriteriaId": "E8F15DB3-6BC3-4F15-A164-3D1F2FBA718D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(5\\):*:*:*:*:*:*:*",
"matchCriteriaId": "63E4BD89-21FE-492B-85C3-9BEBDB01F8CA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(6\\):*:*:*:*:*:*:*",
"matchCriteriaId": "CE27E478-63BF-4475-B89A-91CF2D9A6C49",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.2\\(7\\):*:*:*:*:*:*:*",
"matchCriteriaId": "5754B0FA-30C6-4E12-9D6C-92F38CD3A9CD",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(1\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "C21CF907-707A-43CA-984C-310062705C63",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(1a\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "C0AC3C74-262E-4A11-BCE8-58DE522E23AA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(2\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "21A2D344-D0AD-4E0A-A5F3-C4323813FDD0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(3\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "46DC4972-7FA1-4320-83E6-607D139121EF",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(4\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "339DDB07-6C16-43B9-A880-77E2351B1C05",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(5\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "EBCB451E-8945-408C-94F5-36C43AA05C1F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(5a\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "A7D8D9AA-154C-46B2-96B8-AADA610056E8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.3\\(6\\)csx:*:*:*:*:*:*:*",
"matchCriteriaId": "E7F30211-BB7A-41D3-946F-655C028A3772",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.4:*:*:*:*:*:*:*",
"matchCriteriaId": "01AE0EAB-F266-437A-B615-69536AF50B49",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.4\\(1\\):*:*:*:*:*:*:*",
"matchCriteriaId": "F1D952CE-9CDE-442D-8544-4614DBE5AC12",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.4\\(2\\):*:*:*:*:*:*:*",
"matchCriteriaId": "EE529454-F5E6-4417-A5D7-B1A9BCD2B5C6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.4\\(3\\):*:*:*:*:*:*:*",
"matchCriteriaId": "85D0F005-80B3-41A2-8B7C-EA256C1634DD",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.4\\(4\\):*:*:*:*:*:*:*",
"matchCriteriaId": "FD50773D-8E63-45C7-A52D-D7B13F65327F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.5:*:*:*:*:*:*:*",
"matchCriteriaId": "9E8A2EE7-8C86-44F0-899C-FD98E08C6E0D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.5\\(1\\):*:*:*:*:*:*:*",
"matchCriteriaId": "B70FD634-E2D7-4E42-B140-44C5CB9294E6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.5\\(2\\):*:*:*:*:*:*:*",
"matchCriteriaId": "364CCF12-AF9E-4661-9ECB-9AE0C00813D9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.5\\(3\\):*:*:*:*:*:*:*",
"matchCriteriaId": "282793F1-296C-423A-9A2D-301DC3340664",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.5\\(4\\):*:*:*:*:*:*:*",
"matchCriteriaId": "020B669B-DE6B-4828-BB44-D99EE576B79D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:catos:5.5\\(4a\\):*:*:*:*:*:*:*",
"matchCriteriaId": "4D406F1D-C33D-4BC2-BBA8-740A9E114523",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts."
}
],
"id": "CVE-2001-0041",
"lastModified": "2026-04-16T00:27:16.627",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.8,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2001-02-16T05:00:00.000",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.cisco.com/warp/public/707/catalyst-memleak-pub.shtml"
},
{
"source": "cve@mitre.org",
"url": "http://www.osvdb.org/801"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.securityfocus.com/bid/2072"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5656"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.cisco.com/warp/public/707/catalyst-memleak-pub.shtml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.osvdb.org/801"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.securityfocus.com/bid/2072"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/5656"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-399"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…