{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-45839", "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "state": "PUBLISHED", "assignerShortName": "talos", "dateReserved": "2023-10-13T15:53:40.298Z", "datePublished": "2023-12-05T11:30:10.770Z", "dateUpdated": "2025-11-04T19:25:27.249Z"}, "containers": {"cna": {"affected": [{"vendor": "Buildroot", "product": "Buildroot", "versions": [{"version": "2023.08.1", "status": "affected"}, {"version": "dev commit 622698d7847", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "Multiple data integrity vulnerabilities exist in the package hash checking functionality of Buildroot 2023.08.1 and Buildroot dev commit 622698d7847. A specially crafted man-in-the-middle attack can lead to arbitrary command execution in the builder.This vulnerability is related to the `aufs-util` package."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-494: Download of Code Without Integrity Check", "type": "CWE", "cweId": "CWE-494"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH"}}], "providerMetadata": {"orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos", "dateUpdated": "2023-12-11T03:06:23.462Z"}, "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844"}, {"url": "http://www.openwall.com/lists/oss-security/2023/12/11/1"}], "credits": [{"lang": "en", "value": "Discovered by Claudio Bozzato and Francesco Benvenuto of Cisco Talos."}]}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844", "tags": ["x_transferred"]}, {"url": "http://www.openwall.com/lists/oss-security/2023/12/11/1", "tags": ["x_transferred"]}, {"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1844"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-04T19:25:27.249Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:buildroot:buildroot:2023.08.1:*:*:*:*:*:*:*", "matchCriteriaId": "CF734410-BA22-45F7-AD10-CB28F69D1D81", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Multiple data integrity vulnerabilities exist in the package hash checking functionality of Buildroot 2023.08.1 and Buildroot dev commit 622698d7847. A specially crafted man-in-the-middle attack can lead to arbitrary command execution in the builder.This vulnerability is related to the `aufs-util` package."}, {"lang": "es", "value": "Existen m\u00faltiples vulnerabilidades de integridad de datos en la funcionalidad de verificaci\u00f3n de hash del paquete de Buildroot 2023.08.1 y el commit de desarrollo de Buildroot 622698d7847. Un ataque de intermediario especialmente manipulado puede provocar la ejecuci\u00f3n de comandos arbitrarios en el generador. Esta vulnerabilidad est\u00e1 relacionada con el paquete `aufs-util`."}], "id": "CVE-2023-45839", "lastModified": "2025-11-04T20:17:08.690", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "talos-cna@cisco.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-12-05T12:15:43.397", "references": [{"source": "talos-cna@cisco.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2023/12/11/1"}, {"source": "talos-cna@cisco.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2023/12/11/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1844"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-494"}], "source": "talos-cna@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-494"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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