{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-2838", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2025-03-26T21:16:17.046Z", "datePublished": "2025-03-26T21:16:33.186Z", "dateUpdated": "2025-03-27T14:52:53.920Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2025-03-26T21:16:33.186Z"}, "title": "Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability", "descriptions": [{"lang": "en", "value": "Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the processing of DNS responses. The issue results from a logic error that can lead to an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23392."}], "affected": [{"vendor": "Silicon Labs", "product": "Gecko OS", "versions": [{"version": "1.0.46", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-835", "description": "CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-24-872/", "name": "ZDI-24-872", "tags": ["x_research-advisory"]}, {"url": "https://community.silabs.com/a45Vm0000000Atp", "name": "vendor-provided URL", "tags": ["vendor-advisory"]}], "dateAssigned": "2025-03-26T21:16:17.067Z", "datePublic": "2024-06-21T23:58:55.959Z", "source": {"lang": "en", "value": "PCAutomotive"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-03-27T14:52:02.744978Z", "id": "CVE-2025-2838", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-27T14:52:53.920Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the processing of DNS responses. The issue results from a logic error that can lead to an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23392."}, {"lang": "es", "value": "Vulnerabilidad de denegaci\u00f3n de servicio por bucle infinito en el procesamiento de respuestas DNS de Silicon Labs Gecko OS. Esta vulnerabilidad permite a atacantes adyacentes a la red crear una condici\u00f3n de denegaci\u00f3n de servicio en las instalaciones afectadas de Silicon Labs Gecko OS. No se requiere autenticaci\u00f3n para explotar esta vulnerabilidad. La falla espec\u00edfica se encuentra en el procesamiento de respuestas DNS. El problema se debe a un error l\u00f3gico que puede generar un bucle infinito. Un atacante puede aprovechar esta vulnerabilidad para crear una condici\u00f3n de denegaci\u00f3n de servicio en el sistema. Anteriormente, se denominaba ZDI-CAN-23392."}], "id": "CVE-2025-2838", "lastModified": "2025-03-27T16:45:27.850", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}, "published": "2025-03-26T22:15:15.803", "references": [{"source": "zdi-disclosures@trendmicro.com", "url": "https://community.silabs.com/a45Vm0000000Atp"}, {"source": "zdi-disclosures@trendmicro.com", "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-872/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-835"}], "source": "zdi-disclosures@trendmicro.com", "type": "Primary"}]}

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