Vulnerability CVE-2020-9926
Published: 2021-04-02

Description:
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, iCloud for Windows 7.20, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.

Type:

CWE-416

 (Use After Free)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Apple -> Icloud 
Apple -> Ipados 
Apple -> Iphone os 
Apple -> Mac os x 
Apple -> TVOS 
Apple -> Watchos 

 References:
https://support.apple.com/en-us/HT211288
https://support.apple.com/en-us/HT211289
https://support.apple.com/en-us/HT211290
https://support.apple.com/en-us/HT211291
https://support.apple.com/en-us/HT211295
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