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CVE-2020-27950

Published: Dec 8, 2020Updated: Oct 27, 2025 Sources: CVE List NVD BDUCWE-665
5.5MEDIUM
NVD MITRE
EPSS Score
16.5%
Top 3.3%
CISA KEV
Active Exploitation
Since Nov 3, 2021
Exploits
1 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-665

Affected Products

Apple Inc.
commercial·USaka Apple, apple computer
watchOSEmbeddedOS
Operating Systems / mobile-os
iOS and iPadOSEmbeddedOS
Operating Systems / mobile-os
macOSOn-premOS
Operating Systems / unix-bsd
iPadOSEmbeddedOS
Operating Systems / mobile-os
and 7 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Nov 3, 2021
Remediation due:May 3, 2022

Required action: Apply updates per vendor instructions.

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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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
Privilege Escalation
View detailed technique mapping

References

https://support.apple.com/en-us/HT211931
support.apple.com
https://support.apple.com/en-us/HT211928
support.apple.com
https://support.apple.com/en-us/HT211929
support.apple.com
and 13 more references View all →
News mentions
1

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