Vulnerability Monitor

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CVE-2020-27916

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, 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.

Published

2020-12-08T21:15:13.483

Last Modified

2024-11-21T05:22:02.750

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	ipados	< 14.2	Yes
Operating System	apple	iphone_os	< 14.2	Yes
Operating System	apple	macos	< 11.0.1	Yes
Operating System	apple	tvos	< 14.2	Yes
Operating System	apple	watchos	< 7.1	Yes

References

http://seclists.org/fulldisclosure/2020/Dec/26 Mailing List, Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2020/Dec/32 Mailing List, Third Party Advisory ([email protected])
https://support.apple.com/en-us/HT211928 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT211929 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT211930 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT211931 Vendor Advisory ([email protected])
https://support.apple.com/kb/HT212011 Vendor Advisory ([email protected])
http://seclists.org/fulldisclosure/2020/Dec/26 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2020/Dec/32 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT211928 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT211929 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT211930 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT211931 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT212011 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)