CVE-2021-30912

MEDIUM

macOS < 10.15.7, 11.0-11.6.1 - Unprotected User Data Exposure via Keychain Permissions

Title source: llm
STIX 2.1

Description

The issue was addressed with improved permissions logic. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may gain access to a user's Keychain items.

References (3)

Core 3
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212869
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212871
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212872

Scores

CVSS v3 5.5
EPSS 0.0154
EPSS Percentile 71.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-281
Status published
Products (4)
apple/mac_os_x 10.15.7 (9 CPE variants)
apple/mac_os_x < 10.15.7
apple/macos 12.0
apple/macos 11.0 - 11.6.1
Published Aug 24, 2021
Tracked Since Feb 18, 2026