CVE-2020-27918: Apple watchOS

A use after free issue was addressed with improved memory management.

No CVSS scoreEPSS 0.014 · 73rd percentile

Published by the CVE Program (CNA: apple) at 8 Dec 2020, 21:11 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Apple	watchOS	affected unspecified to before 7.1 custom
Apple	iOS and iPadOS	affected unspecified to before 14.2 custom
Apple	tvOS	affected unspecified to before 14.2 custom
Apple	macOS	affected unspecified to before 11.0 custom
Apple	macOS	affected unspecified to before 12.11 custom
Apple	macOS	affected unspecified to before 14.0 custom
Apple	macOS	affected unspecified to before 11.5 custom
Apple	macOS	affected unspecified to before 11.5 custom

Identifiers

CVE-2020-27918

CNA

apple

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

CISA KEV Not listed.
EPSS 0.014, the 73rd percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 8 Dec 2020. New records show when each source confirmed them.

Sources

References from the CNA

support.apple.com/en-us/HT211931
support.apple.com/en-us/HT211935
support.apple.com/en-us/HT211934
support.apple.com/en-us/HT211928
support.apple.com/en-us/HT211929
support.apple.com/en-us/HT211930
support.apple.com/en-us/HT211933
seclists.org/fulldisclosure/2020/Dec/32 mailing-listfulldisc
www.openwall.com/lists/oss-security/2021/03/22/1 mailing-listmlist
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EQ3U3VBSOJB46WCO66TEWE5OAXLTU3YW/ vendor-advisoryfedora
www.debian.org/security/2021/dsa-4877 vendor-advisorydebian
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ vendor-advisoryfedora
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ vendor-advisoryfedora
security.gentoo.org/glsa/202104-03 vendor-advisorygentoo

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.