CVE-2021-1820

medium

Description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.

References

https://support.apple.com/en-us/HT212325

https://support.apple.com/en-us/HT212324

https://support.apple.com/en-us/HT212323

https://support.apple.com/en-us/HT212317

Details

Source: Mitre, NVD

Published: 2021-09-08

Updated: 2022-07-12

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Severity: Medium