CVE-2021-30835: Apple Security Update - Catalina

This issue was addressed with improved checks.

No CVSS scoreEPSS 0.031 · 87th percentile

Published by the CVE Program (CNA: apple) at 19 Oct 2021, 13:11 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	Security Update - Catalina	affected unspecified to before 2021 custom
Apple	iOS and iPadOS	affected unspecified to before 15 custom
Apple	tvOS	affected unspecified to before 15 custom
Apple	iTunes for Windows	affected unspecified to before 12.12 custom
Apple	watchOS	affected unspecified to before 8 custom

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 0.031, the 87th percentile, on 5 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 19 Oct 2021. New records show when each source confirmed them.

Sources

References from the CNA

support.apple.com/kb/HT212804 confirm
support.apple.com/en-us/HT212805
support.apple.com/en-us/HT212814
support.apple.com/en-us/HT212819
support.apple.com/en-us/HT212815
support.apple.com/en-us/HT212817
seclists.org/fulldisclosure/2021/Oct/62 mailing-listfulldisc
seclists.org/fulldisclosure/2021/Oct/63 mailing-listfulldisc
seclists.org/fulldisclosure/2021/Oct/61 mailing-listfulldisc
support.apple.com/kb/HT212953 confirm

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.