PT-2021-4732 · Apple · Watchos+4

Co0Py_Cat + 1 · Published 2021-04-26 · Updated 2023-01-09 · CVE-2021-30752

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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 buffer out-of-bounds read in memory, which can be exploited to execute arbitrary code. This can occur when processing a maliciously crafted image. The estimated number of potentially affected devices worldwide is not specified. There is no information about real-world incidents where this issue was exploited.

Recommendations For macOS versions prior to 11.3, update to macOS Big Sur 11.3 or later. 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

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2021-05441

CVE-2021-30752

Affected Products

Apple Macos

Ios

Ipados

Tvos

Watchos

References · 10

• https://osv.dev/vulnerability/CVE-2021-30752 · Vendor Advisory
• https://support.apple.com/en-us/HT212325 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05441 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-30752 · 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/HT212317 · Vendor Advisory
• https://support.apple.com/en-us/103126 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30752 · Note
• https://t.me/cibsecurity/28474 · Telegram Post