CVE-2020-27909

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted audio file may lead to arbitrary code execution.

CVSS v3.0 7.8 HIGH
CVSS v2.0 9.3 HIGH

7.8^/10

CVSS v3.0 : 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

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/en-us/HT211929	Vendor Advisory
https://support.apple.com/en-us/HT211928	Vendor Advisory
https://support.apple.com/en-us/HT211930	Vendor Advisory
https://support.apple.com/kb/HT211931	Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32	Mailing List Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-374/	Third Party Advisory VDB Entry

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:watchos::::::::
	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:macos::::::::

Information

Published : 2020-12-08 13:15

Updated : 2022-10-12 06:55

NVD link : CVE-2020-27909

Mitre link : CVE-2020-27909

JSON object : View

CWE

CWE-125

Out-of-bounds Read

Advertisement

Products Affected

apple

tvos
macos
watchos
iphone_os
ipados

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://support.apple.com/en-us/HT211929", "name": "https://support.apple.com/en-us/HT211929", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/en-us/HT211928", "name": "https://support.apple.com/en-us/HT211928", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/en-us/HT211930", "name": "https://support.apple.com/en-us/HT211930", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/kb/HT211931", "name": "https://support.apple.com/kb/HT211931", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://seclists.org/fulldisclosure/2020/Dec/32", "name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-374/", "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-374/", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted audio file may lead to arbitrary code execution."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-125"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-27909", "ASSIGNER": "product-security@apple.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2020-12-08T21:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "14.2"}, {"cpe23Uri": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "14.2"}, {"cpe23Uri": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "7.1"}, {"cpe23Uri": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "14.2"}, {"cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "11.0.1"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-10-12T13:55Z"}