CVE-2020-27906

Multiple integer overflows were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1. A remote attacker may be able to cause unexpected application termination or heap corruption.

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
http://seclists.org/fulldisclosure/2020/Dec/26	Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2020/Dec/32	Mailing List Third Party Advisory
https://support.apple.com/en-us/HT211931	Vendor Advisory
https://support.apple.com/kb/HT212011	Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/26	Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2020/Dec/32	Mailing List Third Party Advisory
https://support.apple.com/en-us/HT211931	Vendor Advisory
https://support.apple.com/kb/HT212011	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-12-08 21:15

Updated : 2024-11-21 05:22

NVD link : CVE-2020-27906

Mitre link : CVE-2020-27906

CVE.ORG link : CVE-2020-27906

JSON object : View

Products Affected

apple

macos

CWE

CWE-190

Integer Overflow or Wraparound

CWE-787

Out-of-bounds Write

{"id": "CVE-2020-27906", "cveTags": [], "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": "2020-12-08T21:15:13.187", "references": [{"url": "http://seclists.org/fulldisclosure/2020/Dec/26", "tags": ["Mailing List", "Third Party Advisory"], "source": "product-security@apple.com"}, {"url": "http://seclists.org/fulldisclosure/2020/Dec/32", "tags": ["Mailing List", "Third Party Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT211931", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/kb/HT212011", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "http://seclists.org/fulldisclosure/2020/Dec/26", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://seclists.org/fulldisclosure/2020/Dec/32", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://support.apple.com/en-us/HT211931", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://support.apple.com/kb/HT212011", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}, {"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Multiple integer overflows were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1. A remote attacker may be able to cause unexpected application termination or heap corruption."}, {"lang": "es", "value": "Se abordaron m\u00faltiples desbordamientos de enteros con una comprobaci\u00f3n de entrada mejorada. Este problema se corrigi\u00f3 en macOS Big Sur versi\u00f3n 11.0.1. Un atacante remoto puede ser capaz de causar un cierre inesperado de la aplicaci\u00f3n o una corrupci\u00f3n de la pila"}], "lastModified": "2024-11-21T05:22:01.523", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F2EE75CC-3796-416A-9E58-64788BB89240", "versionEndExcluding": "11.0.1"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}