PT-2021-13619 · Apple · Apple Macos+4

Pattern_F + 1 · Published 2021-04-26 · Updated 2021-09-20 · CVE-2021-1851

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

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: A logic issue was addressed with improved state management, allowing an application to potentially execute arbitrary code with kernel privileges.

Recommendations: For macOS versions prior to 11.3, apply Security Update 2021-002 for Catalina or update to macOS Big Sur 11.3. For iOS versions prior to 14.5, update to iOS 14.5. For iPadOS versions prior to 14.5, update to iPadOS 14.5. For watchOS versions prior to 7.4, update to watchOS 7.4. For tvOS versions prior to 14.5, update to tvOS 14.5. For macOS Mojave, apply Security Update 2021-003.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2021-1851

Affected Products

Apple Macos

Ios

Ipados

Tvos

Watchos

References · 10

• https://support.apple.com/en-us/HT212317 · Vendor Advisory
• https://support.apple.com/en-us/HT212326 · Vendor Advisory
• https://support.apple.com/en-us/HT212325 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1851 · Vendor Advisory
• https://support.apple.com/en-us/HT212323 · Vendor Advisory
• https://support.apple.com/en-us/HT212324 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1851 · Security Note
• https://support.apple.com/en-us/HT212327 · Vendor Advisory
• https://support.apple.com/en-us/103126 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1851 · Note