CVE-2021-30832

HIGH

macOS 10.15-10.15.5 and 11.0-11.5 - Local Privilege Escalation via Memory Corruption

Title source: llm
STIX 2.1

Description

A memory corruption issue was addressed with improved state management. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A local attacker may be able to elevate their privileges.

References (3)

Core 3
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212804
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212805
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-22-355/

Scores

CVSS v3 7.8
EPSS 0.0041
EPSS Percentile 32.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (3)
apple/mac_os_x 10.15.7 (9 CPE variants)
apple/mac_os_x 10.15 - 10.15.6
apple/macos 11.0 - 11.6
Published Oct 19, 2021
Tracked Since Feb 18, 2026