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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
appleCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 73%
VendorProductVersion
appleipados
𝑥
< 14.2
appleiphone_os
𝑥
< 14.2
applemacos
𝑥
< 11.0.1
appletvos
𝑥
< 14.2
applewatchos
𝑥
< 7.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://seclists.org/fulldisclosure/2020/Dec/32
https://support.apple.com/en-us/HT211928
https://support.apple.com/en-us/HT211929
https://support.apple.com/en-us/HT211930
https://support.apple.com/kb/HT211931
https://www.zerodayinitiative.com/advisories/ZDI-21-374/
http://seclists.org/fulldisclosure/2020/Dec/32
https://support.apple.com/en-us/HT211928
https://support.apple.com/en-us/HT211929
https://support.apple.com/en-us/HT211930
https://support.apple.com/kb/HT211931
https://www.zerodayinitiative.com/advisories/ZDI-21-374/