PT-2020-11260 · Apple · Macos Sierra+4

Published 2020-10-27 · Updated 2021-07-21 · CVE-2019-8531

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions watchOS versions prior to 5.2 macOS Mojave versions prior to 10.14.4 macOS High Sierra versions prior to Security Update 2019-002 macOS Sierra versions prior to Security Update 2019-002 iOS versions prior to 12.2

Description A validation issue existed in Trust Anchor Management, which has been addressed with improved validation. This issue may cause an untrusted radius server certificate to be trusted.

Recommendations For watchOS versions prior to 5.2, update to watchOS 5.2 to resolve the issue. For macOS Mojave versions prior to 10.14.4, update to macOS Mojave 10.14.4 to resolve the issue. For macOS High Sierra versions prior to Security Update 2019-002, apply Security Update 2019-002 to resolve the issue. For macOS Sierra versions prior to Security Update 2019-002, apply Security Update 2019-002 to resolve the issue. For iOS versions prior to 12.2, update to iOS 12.2 to resolve the issue.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2019-8531

Affected Products

Ios

Macos High Sierra

Macos Mojave

Macos Sierra

Watchos

References · 5

• https://osv.dev/vulnerability/CVE-2019-8531 · Vendor Advisory
• https://support.apple.com/en-us/HT209599 · Vendor Advisory
• https://support.apple.com/en-us/HT209602 · Vendor Advisory
• https://support.apple.com/en-us/HT209600 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-8531 · Security Note