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CVE-2020-9977

🗓️ 22 May 2025 16:56:32Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 1 Views

Validation issue in entitlement verification fixed in macOS Big Sur and iOS versions, affects Safari tabs.

Related
Refs
ReporterTitlePublishedViews
Family
Apple
About the security content of iOS 14.0 and iPadOS 14.0
16 Sep 202000:00
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About the security content of macOS Big Sur 11.0.1
12 Nov 202000:00
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Apple
About the security content of iOS 14.0 and iPadOS 14.0 - Apple Support
15 Dec 202005:43
apple
Apple
About the security content of macOS Big Sur 11.0.1 - Apple Support
18 Feb 202106:14
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Circl
CVE-2020-9977
8 Dec 202022:31
circl
CVE
CVE-2020-9977
8 Dec 202019:28
cve
Cvelist
CVE-2020-9977
8 Dec 202019:28
cvelist
EUVD
EUVD-2020-30756
7 Oct 202500:30
euvd
Tenable Nessus
macOS 11.0.x < 11.0.1
19 Nov 202000:00
nessus
NCSC
Vulnerabilities fixed in macOS
13 Nov 202000:00
ncsc
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08 Oct 2025 10:08Current
5.4Medium risk
Vulners AI Score5.4
CVSS 24.3
CVSS 3.15.5
EPSS0.00359
1