{"containers": {"cna": {"affected": [{"product": "Cisco IOS XR Software ", "vendor": "Cisco", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2021-09-08T00:00:00", "descriptions": [{"lang": "en", "value": "Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory."}], "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory. "}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-347", "description": "CWE-347", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-09T05:00:25", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20210908 Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-lnt-QN9mCzwn"}], "source": {"advisory": "cisco-sa-lnt-QN9mCzwn", "defect": [["CSCvx38902", "CSCvx53064"]], "discovery": "INTERNAL"}, "title": "Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2021-09-08T16:00:00", "ID": "CVE-2021-34709", "STATE": "PUBLIC", "TITLE": "Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco IOS XR Software ", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "Cisco"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory."}]}, "exploit": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory. "}], "impact": {"cvss": {"baseScore": "6.0", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N ", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-347"}]}]}, "references": {"reference_data": [{"name": "20210908 Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-lnt-QN9mCzwn"}]}, "source": {"advisory": "cisco-sa-lnt-QN9mCzwn", "defect": [["CSCvx38902", "CSCvx53064"]], "discovery": "INTERNAL"}}}}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2021-34709", "datePublished": "2021-09-08T00:00:00", "dateReserved": "2021-06-15T00:00:00", "dateUpdated": "2021-09-09T05:00:25", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*", "matchCriteriaId": "E3970EB8-C75E-4610-9772-A7BD0CF4B018", "versionEndExcluding": "7.3.2", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:8101-32fh:-:*:*:*:*:*:*:*", "matchCriteriaId": "E055F58F-F9FB-4B27-841E-61ECAB5F42B8", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8101-32h:*:*:*:*:*:*:*:*", "matchCriteriaId": "F10CA0D1-1F9F-4D0E-B218-5BEB38ED6D09", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8102-64h:-:*:*:*:*:*:*:*", "matchCriteriaId": "A3C3DDAC-7D0F-4D1D-9632-F001F2EB5D34", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8201:-:*:*:*:*:*:*:*", "matchCriteriaId": "3D8E7FFF-82A8-4ECB-BA0C-CBF0C2FDA3A3", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8201-32fh:-:*:*:*:*:*:*:*", "matchCriteriaId": "528BE0D3-E5ED-4836-B0D8-0C8508C5BDD7", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8202:-:*:*:*:*:*:*:*", "matchCriteriaId": "87DC4C2F-01C5-4D89-8D79-E5D28EDAD0F2", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8800_12-slot:-:*:*:*:*:*:*:*", "matchCriteriaId": "4B4318C0-0FD0-46B3-8E23-94EC53A34A20", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8800_18-slot:-:*:*:*:*:*:*:*", "matchCriteriaId": "16FC6220-78E1-44A6-A596-6368D3EF7CC4", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8800_4-slot:-:*:*:*:*:*:*:*", "matchCriteriaId": "DCAEDE0A-E6F9-4727-8DC2-F47579220BE0", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:8800_8-slot:-:*:*:*:*:*:*:*", "matchCriteriaId": "8E289FAD-04F0-4E3A-BC4D-8E5116F01AF0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*", "matchCriteriaId": "E3970EB8-C75E-4610-9772-A7BD0CF4B018", "versionEndExcluding": "7.3.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*", "matchCriteriaId": "42290FCA-82E3-4D64-801C-F65FF4CAAFBD", "versionEndExcluding": "7.4.1", "versionStartIncluding": "7.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:n540-12z20g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "5DBE9A6C-04CC-4493-9E81-75C8851D5C36", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540-12z20g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "95700A15-E623-45A8-9675-D57FCC765CEC", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540-24z8q2c-m:-:*:*:*:*:*:*:*", "matchCriteriaId": "43D99BD3-20FA-4202-83ED-046CC79A4CAD", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540-24z8q2c-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "1575601C-C0AC-4ABE-B54F-5698033054ED", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540-28z4c-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "ACA4B812-AE22-485E-B302-E18250BF50CA", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540-28z4c-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "CAF058BB-8F5B-4AB3-AF06-14A2BF73AD66", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540-acc-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "1727912A-9D84-4E9A-904A-2909B3B0D97E", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540x-12z16g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "A00FB3BD-1BB7-4EC5-B9BD-160DB34CDBFB", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540x-12z16g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "A77C0653-2527-4B8D-A268-F81CCE99FB88", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540x-16z4g8q2c-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "3AA1EB84-5F1F-4E09-B9D6-F54886229406", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540x-16z4g8q2c-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "E09499F4-89B7-4DB7-A734-9A6E57618A91", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:n540x-acc-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "3B95A267-F823-4169-B64D-5F7393D19F70", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory."}, {"lang": "es", "value": "M\u00faltiples vulnerabilidades en las comprobaciones de verificaci\u00f3n de im\u00e1genes de los routers Cisco Network Convergence System (NCS) de la serie 540, s\u00f3lo cuando se ejecutan im\u00e1genes de software Cisco IOS XR NCS540L, y el software Cisco IOS XR para los routers Cisco de la serie 8000 podr\u00edan permitir a un atacante local autenticado ejecutar c\u00f3digo arbitrario en el sistema operativo subyacente. Para conseguir m\u00e1s informaci\u00f3n sobre estas vulnerabilidades, consulte la secci\u00f3n Details de este aviso"}], "id": "CVE-2021-34709", "lastModified": "2023-11-07T03:36:09.347", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.2, "source": "ykramarz@cisco.com", "type": "Secondary"}]}, "published": "2021-09-09T05:15:10.633", "references": [{"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-lnt-QN9mCzwn"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-347"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-347"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

{}