PT-2021-5393 · Apple · Watchos+4

R3Df09 + 3 · Published 2021-04-26 · Updated 2021-09-15 · CVE-2021-1740

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.3 iOS versions prior to 14.5 iPadOS versions prior to 14.5 watchOS versions prior to 7.4 tvOS versions prior to 14.5

Description The issue is related to a parsing problem in the handling of directory paths, which can be exploited to gain unauthorized access to protected information. A local user may be able to modify protected parts of the file system due to insufficient path validation.

Recommendations For macOS versions prior to 11.3, apply Security Update 2021-002 Catalina. For iOS versions prior to 14.5, update to iOS 14.5 or later. For iPadOS versions prior to 14.5, update to iPadOS 14.5 or later. For watchOS versions prior to 7.4, update to watchOS 7.4 or later. For tvOS versions prior to 14.5, update to tvOS 14.5 or later.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

BDU:2021-06232

CVE-2021-1740

Affected Products

Apple Macos

Ios

Ipados

Tvos

Watchos

References · 10

• https://support.apple.com/en-us/HT212325 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-06232 · Security Note
• https://support.apple.com/en-us/HT212323 · Vendor Advisory
• https://support.apple.com/en-us/HT212324 · Vendor Advisory
• https://support.apple.com/en-us/HT212326 · Vendor Advisory
• https://support.apple.com/en-us/HT212317 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1740 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1740 · Security Note
• https://support.apple.com/en-us/103126 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1740 · Note