{"id":"CVE-2025-8693","state":"PUBLISHED","title":"A post-authentication command injection vulnerability in the \"priv\" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker","description":"A post-authentication command injection vulnerability in the \"priv\" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operating system (OS) commands on an affected device.","publishedAt":"2025-11-18T01:25:05.406Z","updatedAt":"2026-02-26T16:56:47.780Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"Zyxel"},"assigner":"Zyxel","products":["Zyxel DX3300-T0 firmware"],"affected":[{"vendor":"Zyxel","product":"DX3300-T0 firmware","defaultStatus":"unaffected","versions":[{"version":"<= 5.50(ABVY.6.3)C0","status":"affected"}]}],"references":["https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-uncontrolled-resource-consumption-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-11-18-2025"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/8xxx/CVE-2025-8693.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-8693","state":"PUBLISHED","datePublished":"2025-11-18T01:25:05.406Z","dateUpdated":"2026-02-26T16:56:47.780Z","assignerShortName":"Zyxel","assignerOrgId":"96e50032-ad0d-4058-a115-4d2c13821f9f","dateReserved":"2025-08-07T01:28:52.928Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A post-authentication command injection vulnerability in the \"priv\" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operating system (OS) commands on an affected device."}],"affected":[{"vendor":"Zyxel","product":"DX3300-T0 firmware","defaultStatus":"unaffected","versions":[{"version":"<= 5.50(ABVY.6.3)C0","status":"affected"}]}],"references":[{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-uncontrolled-resource-consumption-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-11-18-2025","tags":["vendor-advisory"]}],"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"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Zyxel","orgId":"96e50032-ad0d-4058-a115-4d2c13821f9f","dateUpdated":"2025-11-18T01:25:05.406Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-8693","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-11-19T04:55:24.895076Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T16:56:47.780Z"}}]}}}