Vulnerability Monitor

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CVE-2020-9819

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5, watchOS 5.3.7. Processing a maliciously crafted mail message may lead to heap corruption.

Published

2020-06-09T17:15:13.377

Last Modified

2025-02-28T14:47:59.923

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 4.3 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-787
Type: Secondary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	ipados	< 13.5	Yes
Operating System	apple	iphone_os	< 12.4.7	Yes
Operating System	apple	iphone_os	< 13.5	Yes
Operating System	apple	watchos	< 5.3.7	Yes
Operating System	apple	watchos	< 6.2.5	Yes

References

https://support.apple.com/HT211168 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/HT211169 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/HT211175 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/HT211176 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/HT211168 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT211169 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT211175 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT211176 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)