CVE-2023-45840

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 `riscv64-elf-toolchain` package.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2023/12/11/1	Mailing List Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:buildroot:buildroot:2023.08.1:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-12-05 12:15

Updated : 2023-12-12 01:10

NVD link : CVE-2023-45840

Mitre link : CVE-2023-45840

CVE.ORG link : CVE-2023-45840

JSON object : View

Products Affected

buildroot

buildroot

CWE

CWE-494

Download of Code Without Integrity Check

{"id": "CVE-2023-45840", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}, {"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}]}, "published": "2023-12-05T12:15:43.580", "references": [{"url": "http://www.openwall.com/lists/oss-security/2023/12/11/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1844", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-494"}]}, {"type": "Secondary", "source": "talos-cna@cisco.com", "description": [{"lang": "en", "value": "CWE-494"}]}], "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 `riscv64-elf-toolchain` 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 `riscv64-elf-toolchain`."}], "lastModified": "2023-12-12T01:10:35.810", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:buildroot:buildroot:2023.08.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF734410-BA22-45F7-AD10-CB28F69D1D81"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}