Description
An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:LAttack VectorLocal
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:RUser InteractionRequired
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
Apple Inc.
commercial·USaka Apple, apple computer
ООО "Открытая мобильная платформа"
commercial·RU
freedesktop
oss-projectaka freedesktop.org
and 8 more affected products View all →
Exploitability
CISA Known Exploited Vulnerability
Added to KEV:Nov 3, 2021
Remediation due:Nov 17, 2021
Required action: Apply updates per vendor instructions.
Official Patch Available
Attack Graph
Products CVE Techniques Tactics
Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.
MITRE ATT&CK
1 technique Initial Access
References
https://support.apple.com/en-us/HT212804
support.apple.com
https://support.apple.com/en-us/HT212805
support.apple.com
https://support.apple.com/en-us/HT212807
support.apple.com
and 15 more references View all →
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