CVE-2017-16837

Certain function pointers in Trusted Boot (tboot) through 1.9.6 are not validated and can cause arbitrary code execution, which allows local users to overwrite dynamic PCRs of Trusted Platform Module (TPM) by hooking these function pointers.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://sourceforge.net/p/tboot/code/ci/521c58e51eb5be105a29983742850e72c44ed80e/	Issue Tracking Patch Third Party Advisory
https://www.usenix.org/conference/usenixsecurity18/presentation/han

Configurations

Configuration 1 (hide)

cpe:2.3:a:trusted_boot_project:trusted_boot:1.9.6:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-11-16 02:29

Updated : 2024-02-28 16:04

NVD link : CVE-2017-16837

Mitre link : CVE-2017-16837

CVE.ORG link : CVE-2017-16837

JSON object : View

Products Affected

trusted_boot_project

trusted_boot

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2017-16837", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2017-11-16T02:29:05.490", "references": [{"url": "https://sourceforge.net/p/tboot/code/ci/521c58e51eb5be105a29983742850e72c44ed80e/", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.usenix.org/conference/usenixsecurity18/presentation/han", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Certain function pointers in Trusted Boot (tboot) through 1.9.6 are not validated and can cause arbitrary code execution, which allows local users to overwrite dynamic PCRs of Trusted Platform Module (TPM) by hooking these function pointers."}, {"lang": "es", "value": "Ciertos punteros de funci\u00f3n en Trusted Boot (tboot) hasta la versi\u00f3n 1.9.6 no se validan y pueden provocar la ejecuci\u00f3n de c\u00f3digo arbitrario. Esto permite que usuarios locales sobrescriban los PCR din\u00e1micos de Trusted Platform Module (TPM) enlazando estos punteros de funci\u00f3n."}], "lastModified": "2018-08-17T18:29:00.257", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:trusted_boot_project:trusted_boot:1.9.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2CCD6682-6DCC-4A70-AA1A-B61585A62068"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}