PT-2021-5999 · Apple · Watchos+7

Gabe Kirkpatrick + 1 · Published 2021-05-24 · Updated 2021-09-16 · CVE-2021-30710

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions tvOS versions prior to 14.6 iOS versions prior to 14.6 iPadOS versions prior to 14.6 watchOS versions prior to 7.5 macOS Big Sur versions prior to 11.4 macOS Mojave versions prior to Security Update 2021-004 macOS Catalina versions prior to Security Update 2021-003

Description A memory corruption issue was addressed with improved state management. This issue may cause a denial of service or potentially disclose memory contents when exploited by a malicious application. The issue is related to a buffer overflow in memory, which can allow an attacker to access confidential information or cause a denial of service.

Recommendations For tvOS versions prior to 14.6, update to tvOS 14.6 or later. For iOS versions prior to 14.6, update to iOS 14.6 or later. For iPadOS versions prior to 14.6, update to iPadOS 14.6 or later. For watchOS versions prior to 7.5, update to watchOS 7.5 or later. For macOS Big Sur versions prior to 11.4, update to macOS Big Sur 11.4 or later. For macOS Mojave versions prior to Security Update 2021-004, apply Security Update 2021-004 or later. For macOS Catalina versions prior to Security Update 2021-003, apply Security Update 2021-003 or later.

Fix

DoS

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2022-00556

CVE-2021-30710

Affected Products

Apple Macos

Ios

Ipados

Macos Big Sur

Macos Catalina

Macos Mojave

Tvos

Watchos

References · 13

• https://support.apple.com/en-us/HT212531 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00556 · Security Note
• https://support.apple.com/en-us/HT212529 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30710 · Security Note
• https://support.apple.com/en-us/HT212533 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-30710 · Vendor Advisory
• https://support.apple.com/en-us/HT212532 · Vendor Advisory
• https://support.apple.com/en-us/HT212530 · Vendor Advisory
• https://support.apple.com/en-us/HT212528 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021052504 · Note
• https://support.apple.com/en-us/103131 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30710 · Note
• https://t.me/cvenotify/21016 · Telegram Post