Vulnerability Monitor

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CVE-2020-9821

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. A malicious application may be able to execute arbitrary code with kernel privileges.

Published

2020-06-09T17:15:13.533

Last Modified

2024-11-21T05:41:20.820

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	ipados	< 13.5	Yes
Operating System	apple	iphone_os	< 13.5	Yes
Operating System	apple	mac_os_x	< 10.15.5	Yes
Operating System	apple	tvos	< 13.4.5	Yes
Operating System	apple	watchos	< 6.2.5	Yes

References

https://support.apple.com/HT211168 Vendor Advisory ([email protected])
https://support.apple.com/HT211170 Vendor Advisory ([email protected])
https://support.apple.com/HT211171 Vendor Advisory ([email protected])
https://support.apple.com/HT211175 Vendor Advisory ([email protected])
https://support.apple.com/HT211168 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT211170 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT211171 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT211175 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)