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CVE-2021-30855

MEDIUM

5.5

Description

A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. An application may be able to access restricted files.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published8/24/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

apple:ipadosapple:iphone_osapple:mac_os_xapple:macosapple:tvosapple:watchos

Weaknesses (CWE)

CWE-59

References

https://support.apple.com/en-us/HT212804(product-security@apple.com)

https://support.apple.com/en-us/HT212805(product-security@apple.com)

https://support.apple.com/en-us/HT212807(product-security@apple.com)

https://support.apple.com/en-us/HT212814(product-security@apple.com)

https://support.apple.com/en-us/HT212819(product-security@apple.com)

https://support.apple.com/kb/HT212815(product-security@apple.com)

https://support.apple.com/en-us/HT212804(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212805(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212807(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212814(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212819(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/kb/HT212815(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.