{"id":"CVE-2026-25622","state":"PUBLISHED","title":"Arista Edge Threat Management NGFW Captive Portal Custom Handler Command Injection","description":"A Captive Portal Custom Handler command injection vulnerability exists in Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). On affected platforms, an administrative account logged into the user interface can exploit this input handling behavior to execute arbitrary platform shell commands.","publishedAt":"2026-06-05T19:29:57.126Z","updatedAt":"2026-06-05T20:26:59.005Z","severity":{"score":7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L/S:P","source":"Arista"},"assigner":"Arista","products":["Arista Networks Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)"],"affected":[{"vendor":"Arista Networks","product":"Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"17.4.0","versionType":"custom"}],"platforms":["Arista Edge Threat Management - Arista Next Generation Firewall (Formerly Untangle)"]}],"references":["https://www.arista.com/en/support/advisories-notices/security-advisory/23399-security-advisory-0133"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/25xxx/CVE-2026-25622.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-25622","state":"PUBLISHED","datePublished":"2026-06-05T19:29:57.126Z","dateUpdated":"2026-06-05T20:26:59.005Z","assignerShortName":"Arista","assignerOrgId":"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7","dateReserved":"2026-02-03T22:23:04.359Z"},"containers":{"cna":{"title":"Arista Edge Threat Management NGFW Captive Portal Custom Handler Command Injection","descriptions":[{"lang":"en","value":"A Captive Portal Custom Handler command injection vulnerability exists in Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). On affected platforms, an administrative account logged into the user interface can exploit this input handling behavior to execute arbitrary platform shell commands."}],"affected":[{"vendor":"Arista Networks","product":"Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"17.4.0","versionType":"custom"}],"platforms":["Arista Edge Threat Management - Arista Next Generation Firewall (Formerly Untangle)"]}],"references":[{"url":"https://www.arista.com/en/support/advisories-notices/security-advisory/23399-security-advisory-0133","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"LOW","baseSeverity":"MEDIUM","baseScore":6,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:L"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subAvailabilityImpact":"LOW","exploitMaturity":"NOT_DEFINED","Safety":"PRESENT","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L/S:P"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"Arista","orgId":"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7","dateUpdated":"2026-06-05T19:29:57.126Z"},"datePublic":"2026-02-03T00:00:00.000Z","impacts":[{"capecId":"CAPEC-88","descriptions":[{"lang":"en","value":"CAPEC-88 OS Command Injection"}]}],"configurations":[{"lang":"en","value":"A successful attack requires authenticated administrative interface access rights over the targeted NGFW UI deployment endpoint.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>A successful attack requires authenticated administrative interface access rights over the targeted NGFW UI deployment endpoint.</p>"}]}],"workarounds":[{"lang":"en","value":"Per operational best practice security models, do not allow unauthorized administrative access to the administrative browser.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Per operational best practice security models, do not allow unauthorized administrative access to the administrative browser.</p>"}]}],"solutions":[{"lang":"en","value":"The recommended resolution is to upgrade to NGFW Version 17.4.1 at your earliest convenience.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>The recommended resolution is to upgrade to NGFW Version 17.4.1 at your earliest convenience.</p>"}]}],"credits":[{"lang":"en","value":"Jon Williams & Ronan Kervella from Bishop Fox","type":"finder"}],"source":{"defect":["NGFW-15494"],"advisory":"0133","discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-05T20:26:51.450858Z","id":"CVE-2026-25622","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-05T20:26:59.005Z"}}]}}}