CVE-2001-1071

View on CVE.org

Published Jun 25, 2002 CVSS 2.0 · 5.0 Medium EPSS 2.3% KEV · Not listed

Description

Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements.

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:o:cisco:ios:11.1:::::::*
	cpe:2.3:o:cisco:ios:11.2:::::::*
	cpe:2.3:o:cisco:ios:11.3\(11\)b:::::::*
	cpe:2.3:o:cisco:ios:12.0\(5.1\)xp:::::::*
	cpe:2.3:o:cisco:ios:12.0\(19\):::::::*
	cpe:2.3:o:cisco:ios:12.1:::::::*

Configuration 2 [-]

cpe:2.3:o:cisco:catos:4.5\(1\):*:*:*:*:*:*:*

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

Source	ID	Title
EUVD	EUVD-2001-1052	Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements.

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: 2.3% (2.310% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.kb.cert.org/vuls/id/139491
http://www.osvdb.org/1969
http://www.securityfocus.com/archive/1/219257
http://www.securityfocus.com/archive/1/219305
http://www.securityfocus.com/bid/3412
https://exchange.xforce.ibmcloud.com/vulnerabilities/7242

History

No history.

Subscriptions

Cisco Catos Ios

Weaknesses

NVD-CWE-Other

Sources

CVE record Updated: Aug 8, 2024, 4:44 AM

Status: PUBLISHED
Assigner: mitre
Published: Jun 25, 2002, 4:00 AM
Updated: Aug 8, 2024, 4:44 AM
Reserved: Jan 31, 2002, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 9:55 PM

Status: Modified
Published: Oct 9, 2001, 4:00 AM
Modified: Jun 16, 2026, 9:55 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": "2001-10-09T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2009-03-02T00:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "1969", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://www.osvdb.org/1969"}, {"name": "cisco-ios-cdp-dos(7242)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7242"}, {"name": "VU#139491", "tags": ["third-party-advisory", "x_refsource_CERT-VN"], "url": "http://www.kb.cert.org/vuls/id/139491"}, {"name": "20011009 Cisco CDP attacks", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "http://www.securityfocus.com/archive/1/219257"}, {"name": "3412", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/3412"}, {"name": "20011009 Cisco Systems - Vulnerability in CDP", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "http://www.securityfocus.com/archive/1/219305"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2001-1071", "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": "Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "1969", "refsource": "OSVDB", "url": "http://www.osvdb.org/1969"}, {"name": "cisco-ios-cdp-dos(7242)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7242"}, {"name": "VU#139491", "refsource": "CERT-VN", "url": "http://www.kb.cert.org/vuls/id/139491"}, {"name": "20011009 Cisco CDP attacks", "refsource": "BUGTRAQ", "url": "http://www.securityfocus.com/archive/1/219257"}, {"name": "3412", "refsource": "BID", "url": "http://www.securityfocus.com/bid/3412"}, {"name": "20011009 Cisco Systems - Vulnerability in CDP", "refsource": "BUGTRAQ", "url": "http://www.securityfocus.com/archive/1/219305"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-08T04:44:07.007Z"}, "title": "CVE Program Container", "references": [{"name": "1969", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://www.osvdb.org/1969"}, {"name": "cisco-ios-cdp-dos(7242)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7242"}, {"name": "VU#139491", "tags": ["third-party-advisory", "x_refsource_CERT-VN", "x_transferred"], "url": "http://www.kb.cert.org/vuls/id/139491"}, {"name": "20011009 Cisco CDP attacks", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "http://www.securityfocus.com/archive/1/219257"}, {"name": "3412", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/3412"}, {"name": "20011009 Cisco Systems - Vulnerability in CDP", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "http://www.securityfocus.com/archive/1/219305"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2001-1071", "datePublished": "2002-06-25T04:00:00.000Z", "dateReserved": "2002-01-31T00:00:00.000Z", "dateUpdated": "2024-08-08T04:44:07.007Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"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:o:cisco:ios:11.1:*:*:*:*:*:*:*", "matchCriteriaId": "82B6315D-7BEF-419F-9B93-3CF669E986D1", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:11.2:*:*:*:*:*:*:*", "matchCriteriaId": "E8026B11-6144-467F-8094-F4F73CD37526", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:11.3\\(11\\)b:*:*:*:*:*:*:*", "matchCriteriaId": "9C7C99C7-ABF5-4581-B3CB-A8B2DCD7A5CB", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:12.0\\(5.1\\)xp:*:*:*:*:*:*:*", "matchCriteriaId": "AEB89FCC-6602-4B41-9BFA-91B0B48827A9", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:12.0\\(19\\):*:*:*:*:*:*:*", "matchCriteriaId": "13BB143D-CE87-4B5B-8B41-F641C160624F", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:*", "matchCriteriaId": "1F2F9EC5-EDA2-4C99-BBF1-2F2C92AACE95", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:catos:4.5\\(1\\):*:*:*:*:*:*:*", "matchCriteriaId": "E3AB1738-A733-4227-B389-650FD7559D7B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements."}], "id": "CVE-2001-1071", "lastModified": "2026-06-16T21:55:31.763", "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}]}, "published": "2001-10-09T04:00:00.000", "references": [{"source": "cve@mitre.org", "tags": ["US Government Resource"], "url": "http://www.kb.cert.org/vuls/id/139491"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/1969"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/archive/1/219257"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/archive/1/219305"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/3412"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7242"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["US Government Resource"], "url": "http://www.kb.cert.org/vuls/id/139491"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/1969"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/archive/1/219257"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/archive/1/219305"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/3412"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7242"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}