CVE-2013-5480

The DNS-over-TCP implementation in Cisco IOS 12.2 and 15.0 through 15.3, when NAT is used, allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 DNS TCP stream, aka Bug ID CSCuf28733.

CVSS v2.0 7.8 HIGH

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-nat	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:cisco:ios:12.2:::::::*
	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:::::::*

History

No history.

Information

Published : 2013-09-27 10:08

Updated : 2024-02-28 12:00

NVD link : CVE-2013-5480

Mitre link : CVE-2013-5480

CVE.ORG link : CVE-2013-5480

JSON object : View

Products Affected

cisco

ios

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2013-5480", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2013-09-27T10:08:04.337", "references": [{"url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-nat", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "The DNS-over-TCP implementation in Cisco IOS 12.2 and 15.0 through 15.3, when NAT is used, allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 DNS TCP stream, aka Bug ID CSCuf28733."}, {"lang": "es", "value": "La implementaci\u00f3n DNS sobre TCP en Cisco IOS 12.2 y 15.0 hasta 15.3, cuando se utiliza NAT, permite a un atacante remoto causar una denegaci\u00f3n de servicio (recarga del dispositivo) a trav\u00e9s de un stream IPv4 DNS TCP manipulado, tambien conocido como Bug ID CSCuf28733."}], "lastModified": "2013-10-07T20:16:18.397", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E4BC49F2-3DCB-45F0-9030-13F6415EE178"}, {"criteria": "cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF87CC9A-1AF5-4DB4-ACE5-DB938D3B2F84"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836"}, {"criteria": "cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C2AB6A02-B7C7-48D1-8857-BD1CDF9A40D8"}, {"criteria": "cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B870F917-9F35-41AE-8CCA-D8574189C7EC"}], "operator": "OR"}]}], "sourceIdentifier": "ykramarz@cisco.com"}