CVE-2019-8721

Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. Compiling code without proper input validation could lead to arbitrary code execution with user privilege.

CVSS v3 8.8 HIGH
CVSS v2.0 9.3 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://support.apple.com/HT210609	Vendor Advisory
https://support.apple.com/HT210609	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*

History

21 Nov 2024, 04:50

Type	Values Removed	Values Added
References	~~() https://support.apple.com/HT210609 - Vendor Advisory~~	() https://support.apple.com/HT210609 - Vendor Advisory

Information

Published : 2019-12-18 18:15

Updated : 2024-11-21 04:50

NVD link : CVE-2019-8721

Mitre link : CVE-2019-8721

CVE.ORG link : CVE-2019-8721

JSON object : View

Products Affected

apple

xcode

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2019-8721", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "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": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2019-12-18T18:15:36.677", "references": [{"url": "https://support.apple.com/HT210609", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/HT210609", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. Compiling code without proper input validation could lead to arbitrary code execution with user privilege."}, {"lang": "es", "value": "Varios problemas en ld64 en las cadenas de herramientas Xcode fueron abordados mediante la actualizaci\u00f3n de la versi\u00f3n ld64-507.4. Este problema es corregido en Xcode versi\u00f3n 11.0. Compilando el c\u00f3digo sin una comprobaci\u00f3n de entrada apropiada podr\u00eda conllevar a una ejecuci\u00f3n de c\u00f3digo arbitrario con privilegios de usuario."}], "lastModified": "2024-11-21T04:50:21.477", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8B0ADF4A-CFD7-4719-8713-07E9069169F7", "versionEndExcluding": "11.0"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}