CVE-2022-20678

{"id": "CVE-2022-20678", "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}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.9}]}, "published": "2022-04-15T15:15:12.467", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-appnav-xe-dos-j5MXTR4", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-755"}]}, {"type": "Secondary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-413"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the AppNav-XE feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. This vulnerability is due to the incorrect handling of certain TCP segments. An attacker could exploit this vulnerability by sending a stream of crafted TCP traffic at a high rate through an interface of an affected device. That interface would need to have AppNav interception enabled. A successful exploit could allow the attacker to cause the device to reload."}, {"lang": "es", "value": "Una vulnerabilidad en la funci\u00f3n AppNav-XE del software Cisco IOS XE podr\u00eda permitir a un atacante remoto no autenticado causar la recarga de un dispositivo afectado, resultando en una condici\u00f3n de denegaci\u00f3n de servicio (DoS). Esta vulnerabilidad es debido al manejo incorrecto de determinados segmentos TCP. Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de un flujo de tr\u00e1fico TCP dise\u00f1ado a gran velocidad mediante una interfaz de un dispositivo afectado. Esa interfaz tendr\u00eda que tener habilitada la interceptaci\u00f3n de AppNav. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante causar una recarga del dispositivo"}], "lastModified": "2023-11-07T03:42:36.250", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xe:16.9.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "961F8312-31B9-44E7-8858-EF8E2134F447"}, {"criteria": "cpe:2.3:o:cisco:ios_xe:16.12.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F02EE9D-45B1-43D6-B05D-6FF19472216B"}, {"criteria": "cpe:2.3:o:cisco:ios_xe:16.12.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8FCB9440-F470-45D1-AAFA-01FB5D76B600"}, {"criteria": "cpe:2.3:o:cisco:ios_xe:17.3.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C5DD2403-113B-4100-8BD4-90E1927E6648"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:catalyst_8000v_edge:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CF365FC4-46E3-4564-9F25-1C2FBE70057B"}, {"criteria": "cpe:2.3:a:cisco:cloud_services_router_1000v:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "237136F5-5A1B-4033-8B7C-CDAD66AF25DF"}, {"criteria": "cpe:2.3:h:cisco:1100-4g_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0F77CD6A-83DA-4F31-A128-AD6DAECD623B"}, {"criteria": "cpe:2.3:h:cisco:1100-6g_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2B68B363-3C57-4E95-8B13-0F9B59D551F7"}, {"criteria": "cpe:2.3:h:cisco:1101_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5EB8A757-7888-4AC2-BE44-B89DB83C6C77"}, {"criteria": "cpe:2.3:h:cisco:1109_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B80890A8-E3D3-462C-B125-9E9BC6525B02"}, {"criteria": "cpe:2.3:h:cisco:1111x_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0547E196-5991-4C33-823A-342542E9DFD3"}, {"criteria": "cpe:2.3:h:cisco:111x_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "802CBFC1-8A2F-4BF7-A1D3-00622C33BE16"}, {"criteria": "cpe:2.3:h:cisco:1120_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7AFE0FC1-EEBC-42F0-88B0-4AF5B76DDD97"}, {"criteria": "cpe:2.3:h:cisco:1131_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "F3F374DC-B9F7-4515-A064-01BB436CA984"}, {"criteria": "cpe:2.3:h:cisco:1160_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D916389F-54DB-44CB-91DD-7CE3C7059350"}, {"criteria": "cpe:2.3:h:cisco:4221_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6C8AED7C-DDA3-4C29-BB95-6518C02C551A"}, {"criteria": "cpe:2.3:h:cisco:4331_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5419CB9F-241F-4431-914F-2659BE27BEA5"}, {"criteria": "cpe:2.3:h:cisco:4431_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5720462A-BE6B-4E84-A1A1-01E80BBA86AD"}, {"criteria": "cpe:2.3:h:cisco:4461_integrated_services_router:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E8B60888-6E2B-494E-AC65-83337661EE7D"}, {"criteria": "cpe:2.3:h:cisco:asr_1001-x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "09C913FF-63D5-43FB-8B39-598EF436BA5A"}, {"criteria": "cpe:2.3:h:cisco:asr_1002-x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "444F688F-79D0-4F22-B530-7BD520080B8F"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8300-1n1s-4t2x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5E7E8914-7B25-4097-8B22-6928C1F03D5A"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8300-1n1s-6t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B207857B-C483-47DF-9FC7-6A05B866BF60"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8300-2n2s-4t2x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CD26746A-80D1-4C48-BF77-E9F7EEEF7EA7"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8300-2n2s-6t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "BDB16CCE-1E89-4707-86C1-97F2FB5B62B9"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8500:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7A82CE19-C3C4-4FAD-A1B3-AB91EDB61591"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8500-4qc:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A1DBA393-232D-40E6-9CDB-DF82D2E7A5B6"}, {"criteria": "cpe:2.3:h:cisco:catalyst_8500l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "04AB61E9-0148-495E-BD21-64D52DE60A6C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ykramarz@cisco.com"}