Show plain JSON{"cisaActionDue": "2022-04-15", "cisaExploitAdd": "2022-03-25", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "MiCollab, MiVoice Business Express Access Control Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mitel:micollab:*:*:*:*:*:-:*:*", "matchCriteriaId": "0AF7E1EB-87E8-43B2-93BC-D3A978185D69", "versionEndExcluding": "9.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitel:micollab:9.4:-:*:*:*:-:*:*", "matchCriteriaId": "93172128-E88F-44FA-923A-E10F7716C6E4", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitel:micollab:9.4:sp1:*:*:*:-:*:*", "matchCriteriaId": "251D31AE-6ED3-4F9F-B489-30586A7DD2A9", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitel:mivoice_business_express:*:*:*:*:*:*:*:*", "matchCriteriaId": "A9B124E0-A4C8-4133-B144-7EB7AB6F1888", "versionEndIncluding": "8.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The TP-240 (aka tp240dvr) component in Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 allows remote attackers to obtain sensitive information and cause a denial of service (performance degradation and excessive outbound traffic). This was exploited in the wild in February and March 2022 for the TP240PhoneHome DDoS attack."}, {"lang": "es", "value": "El componente TP-240 (tambi\u00e9n conocido como tp240dvr) en Mitel MiCollab versiones anteriores a 9.4 SP1 FP1 y MiVoice Business Express versiones hasta 8.1, permite a atacantes remotos obtener informaci\u00f3n confidencial y causar una denegaci\u00f3n de servicio (degradaci\u00f3n del rendimiento y tr\u00e1fico saliente excesivo). Esto fue explotado \"in the wild\" en febrero y marzo de 2022 para el ataque DDoS TP240PhoneHome"}], "id": "CVE-2022-26143", "lastModified": "2025-03-14T20:00:05.833", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 8.5, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2022-03-10T17:47:32.813", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Press/Media Coverage", "Third Party Advisory"], "url": "https://arstechnica.com/information-technology/2022/03/ddosers-use-new-method-capable-of-amplifying-traffic-by-a-factor-of-4-billion/"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://blog.cloudflare.com/cve-2022-26143/"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://news.ycombinator.com/item?id=30614073"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Third Party Advisory", "Broken Link"], "url": "https://team-cymru.com/blog/2022/03/08/record-breaking-ddos-potential-discovered-cve-2022-26143/"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://www.akamai.com/blog/security/phone-home-ddos-attack-vector"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.mitel.com/en-ca/support/security-advisories/mitel-product-security-advisory-22-0001"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://www.shadowserver.org/news/cve-2022-26143-tp240phonehome-reflection-amplification-ddos-attack-vector/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Press/Media Coverage", "Third Party Advisory"], "url": "https://arstechnica.com/information-technology/2022/03/ddosers-use-new-method-capable-of-amplifying-traffic-by-a-factor-of-4-billion/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://blog.cloudflare.com/cve-2022-26143/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://news.ycombinator.com/item?id=30614073"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Third Party Advisory", "Broken Link"], "url": "https://team-cymru.com/blog/2022/03/08/record-breaking-ddos-potential-discovered-cve-2022-26143/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://www.akamai.com/blog/security/phone-home-ddos-attack-vector"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.mitel.com/en-ca/support/security-advisories/mitel-product-security-advisory-22-0001"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://www.shadowserver.org/news/cve-2022-26143-tp240phonehome-reflection-amplification-ddos-attack-vector/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-306"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}