{"id":"CVE-2023-29113","state":"PUBLISHED","title":"A lack of access control in custom IPC mechanism","description":"The MIB3 infotainment unit used in Skoda and Volkswagen vehicles does not incorporate any privilege separation for the proprietary inter-process communication mechanism, leaving attackers with presence in the system an ability to undermine access control restrictions implemented at the operating system level.\nThe vulnerability was originally discovered in Skoda Superb III car with MIB3 infotainment unit OEM part number 3V0035820. The list of affected MIB3 OEM part numbers is provided in the referenced resources.","publishedAt":"2025-06-28T15:33:26.500Z","updatedAt":"2025-06-30T16:04:36.932Z","severity":{"score":6.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","source":"ASRG"},"assigner":"ASRG","products":["Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB"],"affected":[{"vendor":"Preh Car Connect GmbH (JOYNEXT GmbH)","product":"Volkswagen MIB3 infotainment system MIB3 OI MQB","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0304","versionType":"custom"}],"modules":["Proprietary inter-process communication mechanism"]}],"references":["https://i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf","https://pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment-2","https://asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-part-2/"],"weaknesses":["CWE-284"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/29xxx/CVE-2023-29113.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-29113","state":"PUBLISHED","datePublished":"2025-06-28T15:33:26.500Z","dateUpdated":"2025-06-30T16:04:36.932Z","assignerShortName":"ASRG","assignerOrgId":"c15abc07-96a9-4d11-a503-5d621bfe42ba","dateReserved":"2023-03-31T10:22:52.666Z"},"containers":{"cna":{"title":"A lack of access control in custom IPC mechanism","descriptions":[{"lang":"en","value":"The MIB3 infotainment unit used in Skoda and Volkswagen vehicles does not incorporate any privilege separation for the proprietary inter-process communication mechanism, leaving attackers with presence in the system an ability to undermine access control restrictions implemented at the operating system level.\nThe vulnerability was originally discovered in Skoda Superb III car with MIB3 infotainment unit OEM part number 3V0035820. The list of affected MIB3 OEM part numbers is provided in the referenced resources."}],"affected":[{"vendor":"Preh Car Connect GmbH (JOYNEXT GmbH)","product":"Volkswagen MIB3 infotainment system MIB3 OI MQB","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0304","versionType":"custom"}],"modules":["Proprietary inter-process communication mechanism"]}],"references":[{"url":"https://i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf"},{"url":"https://pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment-2","tags":["technical-description"]},{"url":"https://asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-part-2/","tags":["third-party-advisory"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"ASRG","orgId":"c15abc07-96a9-4d11-a503-5d621bfe42ba","dateUpdated":"2025-06-28T15:33:26.500Z"},"credits":[{"lang":"en","type":"finder","value":"Artem Ivachev from PCA Cyber Security (PCAutomotive)"}],"impacts":[{"capecId":"CAPEC-180","descriptions":[{"lang":"en","value":"CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"}]}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-06-30T16:04:29.427991Z","id":"CVE-2023-29113","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":"2025-06-30T16:04:36.932Z"}}]}}}