{"containers": {"cna": {"affected": [{"product": "Arista EOS", "vendor": "Arista Networks", "versions": [{"lessThanOrEqual": "EOS-4.22.12", "status": "affected", "version": "EOS-4.22", "versionType": "custom"}, {"lessThan": "EOS-4.23.10 ", "status": "affected", "version": "EOS-4.23", "versionType": "custom"}, {"lessThan": "EOS-4.24.8", "status": "affected", "version": "EOS-4.24", "versionType": "custom"}, {"lessThan": "EOS-4.25.5", "status": "affected", "version": "EOS-4.25", "versionType": "custom"}, {"lessThan": "EOS-4.26.2", "status": "affected", "version": "EOS-4.26", "versionType": "custom"}]}], "datePublic": "2021-10-19T00:00:00", "descriptions": [{"lang": "en", "value": "On systems running Arista EOS and CloudEOS with the affected release version, when using shared secret profiles the password configured for use by BiDirectional Forwarding Detection (BFD) will be leaked when displaying output over eAPI or other JSON outputs to other authenticated users on the device. The affected EOS Versions are: all releases in 4.22.x train, 4.23.9 and below releases in the 4.23.x train, 4.24.7 and below releases in the 4.24.x train, 4.25.4 and below releases in the 4.25.x train, 4.26.1 and below releases in the 4.26.x train"}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-311", "description": "CWE-311 Missing Encryption of Sensitive Data", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-10-21T16:41:47", "orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7", "shortName": "Arista"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069"}], "solutions": [{"lang": "en", "value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience.\nThe vulnerability is fixed in the following EOS versions:\n 4.23.10 and later releases\n 4.24.8 and later releases\n 4.25.5 and later releases\n 4.26.2 and later releases"}, {"lang": "en", "value": "For an immediate remediation until EOS can be upgraded, a hotfix SWIX is available to be installed as EOS extension to fix the issue.\n\nRelease versions: 4.22.0 - 4.25.0\n URL: https://www.arista.com/assets/data/SecurityAdvisories/SA69/SecurityAdvisory0069Hotfix-4.22-4.25.0.swix\n SWIX hash: (SHA512)36fc77d7ff5de2aacfff822bac4e054137a5ebf7d54f283cd4d4be05f15a2c1e448245080e0be11122831bb672d1d777724a8bcbbf029e32a3611d6002e2cf10\n\nRelease versions: 4.25.1 - 4.26.1\n URL: https://www.arista.com/assets/data/SecurityAdvisories/SA69/SecurityAdvisory0069Hotfix-4.25.1-4.26.1.swix\n SWIX hash: (SHA512)c8d5a8ab801c7e45dbc0f062f738f3af72084b451a7734c5607a884d648d88b37d7a8451d09dd0a051728199f4b6b0c0bef76b5c3862a668298410cbce55e085"}], "source": {"discovery": "INTERNAL"}, "title": "In Arista's EOS software affected releases, the shared secret profiles sensitive configuration might be leaked when displaying output over eAPI or other JSON outputs to authenticated users on the device. ", "workarounds": [{"lang": "en", "value": "The restriction of access to the related CLI show command of specified role type can be used as an immediate mitigation. \nThe detailed instructions of role-based authorization can be found at https://www.arista.com/um-eos/eos-user-security#xx1347683."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@arista.com", "DATE_PUBLIC": "2021-10-19T16:00:00.000Z", "ID": "CVE-2021-28496", "STATE": "PUBLIC", "TITLE": "In Arista's EOS software affected releases, the shared secret profiles sensitive configuration might be leaked when displaying output over eAPI or other JSON outputs to authenticated users on the device. "}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Arista EOS", "version": {"version_data": [{"version_affected": "<=", "version_name": "EOS-4.22", "version_value": "EOS-4.22.12"}, {"version_affected": "<", "version_name": "EOS-4.23", "version_value": "EOS-4.23.10 "}, {"version_affected": "<", "version_name": "EOS-4.24", "version_value": "EOS-4.24.8"}, {"version_affected": "<", "version_name": "EOS-4.25", "version_value": "EOS-4.25.5"}, {"version_affected": "<", "version_name": "EOS-4.26", "version_value": "EOS-4.26.2"}]}}]}, "vendor_name": "Arista Networks"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "On systems running Arista EOS and CloudEOS with the affected release version, when using shared secret profiles the password configured for use by BiDirectional Forwarding Detection (BFD) will be leaked when displaying output over eAPI or other JSON outputs to other authenticated users on the device. The affected EOS Versions are: all releases in 4.22.x train, 4.23.9 and below releases in the 4.23.x train, 4.24.7 and below releases in the 4.24.x train, 4.25.4 and below releases in the 4.25.x train, 4.26.1 and below releases in the 4.26.x train"}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-311 Missing Encryption of Sensitive Data"}]}]}, "references": {"reference_data": [{"name": "https://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069", "refsource": "MISC", "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069"}]}, "solution": [{"lang": "en", "value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience.\nThe vulnerability is fixed in the following EOS versions:\n 4.23.10 and later releases\n 4.24.8 and later releases\n 4.25.5 and later releases\n 4.26.2 and later releases"}, {"lang": "en", "value": "For an immediate remediation until EOS can be upgraded, a hotfix SWIX is available to be installed as EOS extension to fix the issue.\n\nRelease versions: 4.22.0 - 4.25.0\n URL: https://www.arista.com/assets/data/SecurityAdvisories/SA69/SecurityAdvisory0069Hotfix-4.22-4.25.0.swix\n SWIX hash: (SHA512)36fc77d7ff5de2aacfff822bac4e054137a5ebf7d54f283cd4d4be05f15a2c1e448245080e0be11122831bb672d1d777724a8bcbbf029e32a3611d6002e2cf10\n\nRelease versions: 4.25.1 - 4.26.1\n URL: https://www.arista.com/assets/data/SecurityAdvisories/SA69/SecurityAdvisory0069Hotfix-4.25.1-4.26.1.swix\n SWIX hash: (SHA512)c8d5a8ab801c7e45dbc0f062f738f3af72084b451a7734c5607a884d648d88b37d7a8451d09dd0a051728199f4b6b0c0bef76b5c3862a668298410cbce55e085"}], "source": {"discovery": "INTERNAL"}, "work_around": [{"lang": "en", "value": "The restriction of access to the related CLI show command of specified role type can be used as an immediate mitigation. \nThe detailed instructions of role-based authorization can be found at https://www.arista.com/um-eos/eos-user-security#xx1347683."}]}}}, "cveMetadata": {"assignerOrgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7", "assignerShortName": "Arista", "cveId": "CVE-2021-28496", "datePublished": "2021-10-19T00:00:00", "dateReserved": "2021-03-16T00:00:00", "dateUpdated": "2021-10-21T16:41:47", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "matchCriteriaId": "3770F52F-3DBE-4519-A4F1-85225CF7D67A", "versionEndIncluding": "4.22.7m", "versionStartIncluding": "4.22", "vulnerable": true}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "matchCriteriaId": "D3A3A22E-C028-436D-9B9B-B48DE5B02432", "versionEndExcluding": "4.23.10", "versionStartIncluding": "4.23", "vulnerable": true}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "matchCriteriaId": "62AAA114-6AAE-4CD8-A2CE-28FC6ED075FA", "versionEndExcluding": "4.24.8", "versionStartIncluding": "4.24", "vulnerable": true}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "matchCriteriaId": "A7087C7A-B407-4835-B8E6-07637124ECEA", "versionEndExcluding": "4.25.5", "versionStartIncluding": "4.25", "vulnerable": true}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "matchCriteriaId": "46FBEEA9-FB19-4ACB-A7A6-336692848CD5", "versionEndExcluding": "4.26.2", "versionStartIncluding": "4.26", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "On systems running Arista EOS and CloudEOS with the affected release version, when using shared secret profiles the password configured for use by BiDirectional Forwarding Detection (BFD) will be leaked when displaying output over eAPI or other JSON outputs to other authenticated users on the device. The affected EOS Versions are: all releases in 4.22.x train, 4.23.9 and below releases in the 4.23.x train, 4.24.7 and below releases in the 4.24.x train, 4.25.4 and below releases in the 4.25.x train, 4.26.1 and below releases in the 4.26.x train"}, {"lang": "es", "value": "En los sistemas que ejecutan Arista EOS y CloudEOS con la versi\u00f3n afectada, cuando son usados perfiles de secreto compartido, la contrase\u00f1a configurada para su uso por BiDirectional Forwarding Detection (BFD) ser\u00e1 filtrada cuando es mostrada la salida a trav\u00e9s de eAPI u otras salidas JSON a otros usuarios autenticados en el dispositivo. Las Versiones de EOS afectadas son: todas las versiones 4.22.x train, versiones 4.23.9 y por debajo del train 4.23.x, versiones 4.24.7 y por debajo del train 4.24.x, versiones 4.25.4 y por debajo del train 4.25.x, versiones 4.26.1 y por debajo del train 4.26.x"}], "id": "CVE-2021-28496", "lastModified": "2022-07-30T12:29:59.813", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 3.6, "source": "psirt@arista.com", "type": "Secondary"}]}, "published": "2021-10-21T17:15:07.740", "references": [{"source": "psirt@arista.com", "tags": ["Vendor Advisory"], "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069"}], "sourceIdentifier": "psirt@arista.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-522"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-311"}], "source": "psirt@arista.com", "type": "Secondary"}]}

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