{"api_version":"1","generated_at":"2026-09-17T07:50:49+00:00","cve":"CVE-2026-73464","urls":{"html":"https://cve.report/CVE-2026-73464","api":"https://cve.report/api/cve/CVE-2026-73464.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-73464","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-73464"},"summary":{"title":"Security Advisory 0166","description":"On affected platforms running Arista EOS with gRPC Network Management Interface (gNMI) enabled, a specially crafted request could allow a malicious authenticated client with gRPC Network Management Interface (gNMI) access to execute arbitrary code with root privileges on the switch.","state":"PUBLISHED","assigner":"Arista","published_at":"2026-09-16 09:17:05","updated_at":"2026-09-17 04:18:00"},"problem_types":["CWE-94","CWE-94 CWE-94 Improper Control of Generation of Code ('Code Injection')"],"metrics":[{"version":"4.0","source":"psirt@arista.com","type":"Secondary","score":"8.7","severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":8.7,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"8.7","severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","data":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"}},{"version":"3.1","source":"psirt@arista.com","type":"Secondary","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://www.arista.com/en/support/advisories-notices/security-advisory/24722-security-advisory-0166","name":"https://www.arista.com/en/support/advisories-notices/security-advisory/24722-security-advisory-0166","refsource":"psirt@arista.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-73464","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73464","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Arista Networks","product":"EOS","version":"affected 4.29.0F 4.30.0F custom","platforms":["710 Series","720D Series","720XP/722XPM Series","750X Series","7010TX Series","7020R/R4 Series","7130 Series (EOS)","7170 Series","7050X3/X4 Series","7060X/X2/X4/X5/X6 Series","7260X/X3 Series","7280R/R2/R3/R4 Series","7300X/X3 Series","7320X Series","7358X4 Series","7368X4 Series","7388X5 Series","7500R/R2/R3 Series","7800R3/R4 Series","7700R4 Series","AWE 5000 Series","AWE 7200R Series","CloudEOS","cEOS-lab","vEOS-lab","CloudVision eXchange, virtual or physical appliance"]},{"source":"CNA","vendor":"Arista Networks","product":"EOS","version":"affected 4.30.0F 4.31.0F custom","platforms":["710 Series","720D Series","720XP/722XPM Series","750X Series","7010TX Series","7020R/R4 Series","7130 Series (EOS)","7170 Series","7050X3/X4 Series","7060X/X2/X4/X5/X6 Series","7260X/X3 Series","7280R/R2/R3/R4 Series","7300X/X3 Series","7320X Series","7358X4 Series","7368X4 Series","7388X5 Series","7500R/R2/R3 Series","7800R3/R4 Series","7700R4 Series","AWE 5000 Series","AWE 7200R Series","CloudEOS","cEOS-lab","vEOS-lab","CloudVision eXchange, virtual or physical appliance"]},{"source":"CNA","vendor":"Arista Networks","product":"EOS","version":"affected 4.31.0F 4.32.0F custom","platforms":["710 Series","720D Series","720XP/722XPM Series","750X Series","7010TX Series","7020R/R4 Series","7130 Series (EOS)","7170 Series","7050X3/X4 Series","7060X/X2/X4/X5/X6 Series","7260X/X3 Series","7280R/R2/R3/R4 Series","7300X/X3 Series","7320X Series","7358X4 Series","7368X4 Series","7388X5 Series","7500R/R2/R3 Series","7800R3/R4 Series","7700R4 Series","AWE 5000 Series","AWE 7200R Series","CloudEOS","cEOS-lab","vEOS-lab","CloudVision eXchange, virtual or physical 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Series","7010TX Series","7020R/R4 Series","7130 Series (EOS)","7170 Series","7050X3/X4 Series","7060X/X2/X4/X5/X6 Series","7260X/X3 Series","7280R/R2/R3/R4 Series","7300X/X3 Series","7320X Series","7358X4 Series","7368X4 Series","7388X5 Series","7500R/R2/R3 Series","7800R3/R4 Series","7700R4 Series","AWE 5000 Series","AWE 7200R Series","CloudEOS","cEOS-lab","vEOS-lab","CloudVision eXchange, virtual or physical appliance"]},{"source":"CNA","vendor":"Arista Networks","product":"EOS","version":"affected 4.36.0F 4.36.0.1F custom","platforms":["710 Series","720D Series","720XP/722XPM Series","750X Series","7010TX Series","7020R/R4 Series","7130 Series (EOS)","7170 Series","7050X3/X4 Series","7060X/X2/X4/X5/X6 Series","7260X/X3 Series","7280R/R2/R3/R4 Series","7300X/X3 Series","7320X Series","7358X4 Series","7368X4 Series","7388X5 Series","7500R/R2/R3 Series","7800R3/R4 Series","7700R4 Series","AWE 5000 Series","AWE 7200R Series","CloudEOS","cEOS-lab","vEOS-lab","CloudVision eXchange, virtual or physical appliance"]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"The following EOS releases contain the fix for this vulnerability:\n  - 4.33.9M and later releases in the 4.33.x train\n  - 4.34.7.1M and later releases in the 4.34.x train\n  - 4.35.6M and later releases in the 4.35.x train\n  - 4.36.1F and later releases in the 4.36.x train\n\nNo hotfix is available for this vulnerability.","time":"","lang":"en"}],"workarounds":[{"source":"CNA","title":"","value":"Disable any gNMI transports:\n\n  management api gnmi\n     no transport grpc <name>\n\nDisabling all gNMI transports makes gNMI, gNOI, and gNSI services unavailable. If no RESTCONF or NETCONF transports are configured, the OpenConfig/Octa agent will also stop. CloudVision provisioning via TerminAttr is unaffected. All services resume when a gNMI transport is re-enabled.\n\nNote: This mitigation is not applicable to DMF-managed EOS switches. gNMI transports are enabled by default on these platforms and cannot be disabled.","time":"","lang":"en"}],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"73464","cve":"CVE-2026-73464","epss":"0.004830000","percentile":"0.404760000","score_date":"2026-09-16","updated_at":"2026-09-17 00:07:16"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-73464","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-09-16T00:00:00+00:00","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-17T03:56:52.621Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","platforms":["710 Series","720D Series","720XP/722XPM Series","750X Series","7010TX Series","7020R/R4 Series","7130 Series (EOS)","7170 Series","7050X3/X4 Series","7060X/X2/X4/X5/X6 Series","7260X/X3 Series","7280R/R2/R3/R4 Series","7300X/X3 Series","7320X Series","7358X4 Series","7368X4 Series","7388X5 Series","7500R/R2/R3 Series","7800R3/R4 Series","7700R4 Series","AWE 5000 Series","AWE 7200R Series","CloudEOS","cEOS-lab","vEOS-lab","CloudVision eXchange, virtual or physical appliance"],"product":"EOS","vendor":"Arista Networks","versions":[{"lessThan":"4.30.0F","status":"affected","version":"4.29.0F","versionType":"custom"},{"lessThan":"4.31.0F","status":"affected","version":"4.30.0F","versionType":"custom"},{"lessThan":"4.32.0F","status":"affected","version":"4.31.0F","versionType":"custom"},{"lessThan":"4.33.0F","status":"affected","version":"4.32.0F","versionType":"custom"},{"lessThanOrEqual":"4.33.8M","status":"affected","version":"4.33.0F","versionType":"custom"},{"lessThanOrEqual":"4.34.7M","status":"affected","version":"4.34.0F","versionType":"custom"},{"lessThanOrEqual":"4.35.5M","status":"affected","version":"4.35.0F","versionType":"custom"},{"lessThanOrEqual":"4.36.0.1F","status":"affected","version":"4.36.0F","versionType":"custom"}]}],"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>In order to be vulnerable to CVE-2026-73464, the following condition must be met:</p><p>gNMI transport must be enabled:</p><pre>\nswitch(config)#show management api gnmi\nTransport: default\nEnabled: yes\nServer: running on port 6030, in default VRF\nSSL profile: none\nQoS DSCP: none\nConnection limit: 100\nAuthorization required: no\nAccounting requests: no\nNotification timestamp: last change time\nListen addresses: ::\nAuthentication username priority: x509-spiffe, metadata, x509-common-name\nConfig-commands AAA accounting: enabled\nConfig-commands AAA authorization: enabled\n</pre><p>If a gNMI transport is not configured there is no exposure to this issue and the message will look something like:</p><pre>\nswitch(config)#show management api gnmi\nEnabled: no transports enabled\n</pre>"}],"value":"In order to be vulnerable to CVE-2026-73464, the following condition must be met:\n\ngNMI transport must be enabled:\n\n  switch(config)#show management api gnmi\n  Transport: default\n  Enabled: yes\n  Server: running on port 6030, in default VRF\n  SSL profile: none\n  QoS DSCP: none\n  Connection limit: 100\n  Authorization required: no\n  Accounting requests: no\n  Notification timestamp: last change time\n  Listen addresses: ::\n  Authentication username priority: x509-spiffe, metadata, x509-common-name\n  Config-commands AAA accounting: enabled\n  Config-commands AAA authorization: enabled\n\nIf a gNMI transport is not configured there is no exposure to this issue and the message will look something like:\n\n  switch(config)#show management api gnmi\n  Enabled: no transports enabled"}],"datePublic":"2026-09-09T00:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>On affected platforms running Arista EOS with gRPC Network Management Interface (gNMI) enabled, a specially crafted request could allow a malicious authenticated client with gRPC Network Management Interface (gNMI) access to execute arbitrary code with root privileges on the switch.</p>"}],"value":"On affected platforms running Arista EOS with gRPC Network Management Interface (gNMI) enabled, a specially crafted request could allow a malicious authenticated client with gRPC Network Management Interface (gNMI) access to execute arbitrary code with root privileges on the switch."}],"impacts":[{"capecId":"CAPEC-242","descriptions":[{"lang":"en","value":"CAPEC-242 Code Injection"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-16T08:32:54.304Z","orgId":"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7","shortName":"Arista"},"references":[{"name":"Arista Networks Security Advisory 0166","tags":["vendor-advisory"],"url":"https://www.arista.com/en/support/advisories-notices/security-advisory/24722-security-advisory-0166"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>The following EOS releases contain the fix for this vulnerability:</p><ul><li>4.33.9M and later releases in the 4.33.x train</li><li>4.34.7.1M and later releases in the 4.34.x train</li><li>4.35.6M and later releases in the 4.35.x train</li><li>4.36.1F and later releases in the 4.36.x train</li></ul><p>No hotfix is available for this vulnerability.</p>"}],"value":"The following EOS releases contain the fix for this vulnerability:\n  - 4.33.9M and later releases in the 4.33.x train\n  - 4.34.7.1M and later releases in the 4.34.x train\n  - 4.35.6M and later releases in the 4.35.x train\n  - 4.36.1F and later releases in the 4.36.x train\n\nNo hotfix is available for this vulnerability."}],"source":{"advisory":"Security Advisory 0166","defects":["BUG 1602598","BUG 1966288"],"discovery":"INTERNAL"},"title":"Security Advisory 0166","workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Disable any gNMI transports:</p><pre>\nmanagement api gnmi\n   no transport grpc &lt;name&gt;\n</pre><p>Disabling all gNMI transports makes gNMI, gNOI, and gNSI services unavailable. If no RESTCONF or NETCONF transports are configured, the OpenConfig/Octa agent will also stop. CloudVision provisioning via TerminAttr is unaffected. All services resume when a gNMI transport is re-enabled.</p><p>Note: This mitigation is not applicable to DMF-managed EOS switches. gNMI transports are enabled by default on these platforms and cannot be disabled.</p>"}],"value":"Disable any gNMI transports:\n\n  management api gnmi\n     no transport grpc <name>\n\nDisabling all gNMI transports makes gNMI, gNOI, and gNSI services unavailable. If no RESTCONF or NETCONF transports are configured, the OpenConfig/Octa agent will also stop. CloudVision provisioning via TerminAttr is unaffected. All services resume when a gNMI transport is re-enabled.\n\nNote: This mitigation is not applicable to DMF-managed EOS switches. gNMI transports are enabled by default on these platforms and cannot be disabled."}]}},"cveMetadata":{"assignerOrgId":"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7","assignerShortName":"Arista","cveId":"CVE-2026-73464","datePublished":"2026-09-16T08:32:54.304Z","dateReserved":"2026-08-12T16:45:03.511Z","dateUpdated":"2026-09-17T03:56:52.621Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-16 09:17:05","lastModifiedDate":"2026-09-17 04:18:00","problem_types":["CWE-94","CWE-94 CWE-94 Improper Control of Generation of Code ('Code Injection')"],"metrics":{"cvssMetricV40":[{"source":"psirt@arista.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":8.7,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"psirt@arista.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-16T00:00:00+00:00","id":"CVE-2026-73464","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"73464","Ordinal":"1","Title":"Security Advisory 0166","CVE":"CVE-2026-73464","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"73464","Ordinal":"1","NoteData":"On affected platforms running Arista EOS with gRPC Network Management Interface (gNMI) enabled, a specially crafted request could allow a malicious authenticated client with gRPC Network Management Interface (gNMI) access to execute arbitrary code with root privileges on the switch.","Type":"Description","Title":"Security Advisory 0166"}]}}}