PT-2021-8854 · Apple · Security Update 2018-003 El Capitan+2

Ben Erickson · Published 2021-12-23 · Updated 2022-01-05 · CVE-2018-4478

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS High Sierra versions prior to 10.13.5 Security Update 2018-003 Sierra versions prior to the update Security Update 2018-003 El Capitan versions prior to the update

Description A validation issue was addressed with improved logic, allowing an attacker with physical access to a device to potentially elevate privileges.

Recommendations For macOS High Sierra versions prior to 10.13.5, update to macOS High Sierra 10.13.5. For Security Update 2018-003 Sierra, apply the Security Update 2018-003. For Security Update 2018-003 El Capitan, apply the Security Update 2018-003.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2018-4478

Affected Products

Security Update 2018-003 El Capitan

Security Update 2018-003 Sierra

Macos High Sierra

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2018-4478 · Security Note
• https://osv.dev/vulnerability/CVE-2018-4478 · Vendor Advisory
• https://support.apple.com/en-us/HT208849 · Vendor Advisory
• https://t.me/cibsecurity/34589 · Telegram Post