CVE-2014-2109

View on CVE.org

Published Mar 27, 2014 CVSS 2.0 · 7.8 High EPSS 2.3% KEV · Not listed

Description

The TCP Input module in Cisco IOS 12.2 through 12.4 and 15.0 through 15.4, when NAT is used, allows remote attackers to cause a denial of service (memory consumption or device reload) via crafted TCP packets, aka Bug IDs CSCuh33843 and CSCuj41494.

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:12.2:::::::*
	cpe:2.3:o:cisco:ios:12.3:::::::*
	cpe:2.3:o:cisco:ios:12.4:::::::*
	cpe:2.3:o:cisco:ios:15.0:::::::*
	cpe:2.3:o:cisco:ios:15.1:::::::*
	cpe:2.3:o:cisco:ios:15.2:::::::*
	cpe:2.3:o:cisco:ios:15.3:::::::*
	cpe:2.3:o:cisco:ios:15.4:::::::*

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-2014-2149	The TCP Input module in Cisco IOS 12.2 through 12.4 and 15.0 through 15.4, when NAT is used, allows remote attackers to cause a denial of service (memory consumption or device reload) via crafted TCP packets, aka Bug IDs CSCuh33843 and CSCuj41494.

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 Complete

This CVE is not in the KEV list.

Exploit prediction score: 2.3% (2.280% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-nat
http://www.securityfocus.com/bid/66470

History

No history.

Subscriptions

Cisco Ios

Weaknesses

CWE-20

Sources

CVE record Updated: Aug 6, 2024, 10:05 AM

Status: PUBLISHED
Assigner: cisco
Published: Mar 27, 2014, 9:00 PM
Updated: Aug 6, 2024, 10:05 AM
Reserved: Feb 25, 2014, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 12:06 AM

Status: Modified
Published: Mar 27, 2014, 9:55 PM
Modified: Jun 17, 2026, 12:06 AM

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": "2014-03-26T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The TCP Input module in Cisco IOS 12.2 through 12.4 and 15.0 through 15.4, when NAT is used, allows remote attackers to cause a denial of service (memory consumption or device reload) via crafted TCP packets, aka Bug IDs CSCuh33843 and CSCuj41494."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-05-22T09:57:01.000Z", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20140326 Cisco IOS Software Network Address Translation Vulnerabilities", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-nat"}, {"name": "66470", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/66470"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "ID": "CVE-2014-2109", "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": "The TCP Input module in Cisco IOS 12.2 through 12.4 and 15.0 through 15.4, when NAT is used, allows remote attackers to cause a denial of service (memory consumption or device reload) via crafted TCP packets, aka Bug IDs CSCuh33843 and CSCuj41494."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "20140326 Cisco IOS Software Network Address Translation Vulnerabilities", "refsource": "CISCO", "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-nat"}, {"name": "66470", "refsource": "BID", "url": "http://www.securityfocus.com/bid/66470"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T10:05:59.581Z"}, "title": "CVE Program Container", "references": [{"name": "20140326 Cisco IOS Software Network Address Translation Vulnerabilities", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-nat"}, {"name": "66470", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/66470"}]}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2014-2109", "datePublished": "2014-03-27T21:00:00.000Z", "dateReserved": "2014-02-25T00:00:00.000Z", "dateUpdated": "2024-08-06T10:05:59.581Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "psirt@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*", "matchCriteriaId": "E4BC49F2-3DCB-45F0-9030-13F6415EE178", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:12.3:*:*:*:*:*:*:*", "matchCriteriaId": "0668C45B-9D25-424B-B876-C1721BFFE5DA", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*", "matchCriteriaId": "9D4D8C72-E7BB-40BF-9AE5-622794D63E09", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*", "matchCriteriaId": "CF87CC9A-1AF5-4DB4-ACE5-DB938D3B2F84", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*", "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*", "matchCriteriaId": "C2AB6A02-B7C7-48D1-8857-BD1CDF9A40D8", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*", "matchCriteriaId": "B870F917-9F35-41AE-8CCA-D8574189C7EC", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:15.4:*:*:*:*:*:*:*", "matchCriteriaId": "7D549F66-13E6-4AB0-972D-6F7FE6DB82DB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The TCP Input module in Cisco IOS 12.2 through 12.4 and 15.0 through 15.4, when NAT is used, allows remote attackers to cause a denial of service (memory consumption or device reload) via crafted TCP packets, aka Bug IDs CSCuh33843 and CSCuj41494."}, {"lang": "es", "value": "El m\u00f3dulo TCP Input en Cisco IOS 12.2 hasta 12.4 y 15.0 hasta 15.4, cuando se utiliza NAT, permite a atacantes remotos causar una denegaci\u00f3n de servicio (consumo de memoria o reinicio de dispositivo) a trav\u00e9s de paquetes TCP manipulados, tambi\u00e9n conocido como Bug IDs CSCuh33843 y CSCuj41494."}], "id": "CVE-2014-2109", "lastModified": "2026-06-17T00:06:04.813", "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": "2014-03-27T21:55:09.033", "references": [{"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-nat"}, {"source": "psirt@cisco.com", "url": "http://www.securityfocus.com/bid/66470"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-nat"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/66470"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}