CVE-2020-9947

moderate-risk
Published 2020-12-08

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

Do I need to act?

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0.81% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (7)

Affected Vendors

Apple

References (16)

Mailing List http://www.openwall.com/lists/oss-security/2021/03/22/1
Third Party Advisory https://security.gentoo.org/glsa/202104-03
Release Notes https://support.apple.com/en-us/HT211843
Release Notes https://support.apple.com/en-us/HT211844
Release Notes https://support.apple.com/en-us/HT211845
Release Notes https://support.apple.com/en-us/HT211850
Release Notes https://support.apple.com/en-us/HT211935
Release Notes https://support.apple.com/en-us/HT211952
Mailing List http://www.openwall.com/lists/oss-security/2021/03/22/1
Third Party Advisory https://security.gentoo.org/glsa/202104-03
Release Notes https://support.apple.com/en-us/HT211843
Release Notes https://support.apple.com/en-us/HT211844
Release Notes https://support.apple.com/en-us/HT211845
Release Notes https://support.apple.com/en-us/HT211850
Release Notes https://support.apple.com/en-us/HT211935
Release Notes https://support.apple.com/en-us/HT211952
47
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 3/34 · Minimal
Exposure 14/34 · Moderate