CVE-2018-6336

An issue was discovered in osquery. A maliciously crafted Universal/fat binary can evade third-party code signing checks. By not completing full inspection of the Universal/fat binary, the user of the third-party tool will believe that the code is signed by Apple, but the malicious unsigned code will execute. This issue affects osquery prior to v3.2.7

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/	Exploit Third Party Advisory
https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:linuxfoundation:osquery:*:*:*:*:*:*:*:*

History

21 Nov 2024, 04:10

Type	Values Removed	Values Added
References	~~() https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/ - Exploit, Third Party Advisory~~	() https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/ - Exploit, Third Party Advisory

Information

Published : 2018-12-31 19:29

Updated : 2024-11-21 04:10

NVD link : CVE-2018-6336

Mitre link : CVE-2018-6336

CVE.ORG link : CVE-2018-6336

JSON object : View

Products Affected

linuxfoundation

osquery

CWE

CWE-254

7PK - Security Features

CWE-354

Improper Validation of Integrity Check Value

{"id": "CVE-2018-6336", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2018-12-31T19:29:00.497", "references": [{"url": "https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve-assign@fb.com"}, {"url": "https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "cve-assign@fb.com", "description": [{"lang": "en", "value": "CWE-254"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-354"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in osquery. A maliciously crafted Universal/fat binary can evade third-party code signing checks. By not completing full inspection of the Universal/fat binary, the user of the third-party tool will believe that the code is signed by Apple, but the malicious unsigned code will execute. This issue affects osquery prior to v3.2.7"}, {"lang": "es", "value": "Se ha descubierto un problema en osquery. Un binario universal/fat manipulado puede evadir las comprobaciones de firma de c\u00f3digo de terceros. Al no completar la inspecci\u00f3n completa del binario universal/fat, el usuario de la herramienta de terceros creer\u00e1 que el c\u00f3digo ha sido firmado por Apple, pero el c\u00f3digo malicioso no firmado se ejecutar\u00e1 en su lugar. Esto afecta a las versiones de osquery anteriores a la v3.2.7."}], "lastModified": "2024-11-21T04:10:30.583", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:linuxfoundation:osquery:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D0C1AE4B-3D39-485C-A8DE-22980C37209C", "versionEndExcluding": "3.2.7"}], "operator": "OR"}]}], "sourceIdentifier": "cve-assign@fb.com"}