PT-2021-18917
CVE-2021-30855
·
Published
2021-08-24
·
Updated
2023-01-09
Description by
CVSS 3.1
5.5
MediumMetricsAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions
macOS Catalina versions prior to Security Update 2021-005
iOS versions prior to 14.8
iPadOS versions prior to 14.8
iOS version 15
iPadOS version 15
watchOS version 8
macOS Big Sur version 11.6
Description
A validation issue existed in the handling of symlinks, which has been addressed with improved validation of symlinks. This issue may allow an application to access restricted files.
Recommendations
For macOS Catalina, apply Security Update 2021-005 to resolve the issue.
For iOS and iPadOS, update to version 14.8 or later to resolve the issue.
For watchOS, update to version 8 to resolve the issue.
For macOS Big Sur, update to version 11.6 to resolve the issue.
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