CVE-2021-1740

MEDIUM

iPadOS < 14.5 - Path Traversal via Directory Path Handling

Title source: llm

Description

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local user may be able to modify protected parts of the file system.

References (5)

Core 5

Core References

Vendor Advisory x_refsource_misc

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

Vendor Advisory x_refsource_misc

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

Vendor Advisory x_refsource_misc

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

Vendor Advisory x_refsource_misc

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

Vendor Advisory x_refsource_misc

https://support.apple.com/en-us/HT212326

Scores

CVSS v3 5.5

EPSS 0.0101

EPSS Percentile 58.8%

Attack Vector LOCAL

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

Details

CWE

CWE-22

Status published

Products (8)

apple/ipados < 14.5

apple/iphone_os < 14.5

apple/mac_os_x 10.15.6 (2 CPE variants)

apple/mac_os_x 10.15.7 (8 CPE variants)

apple/mac_os_x 10.15 - 10.15.5

apple/macos 11.0 - 11.3

apple/tvos < 14.5

apple/watchos < 7.4

Published Sep 08, 2021

Tracked Since Feb 18, 2026