CVEvulnerability

CVE-2021-1784

7.5 HIGH Published 2021-09-08 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-09-08
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N

Description

A permissions issue existed in DiskArbitration. This was addressed with additional ownership checks. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A malicious application may be able to modify protected parts of the file system.

Affected configurations

• apple mac os x (>= 10.14 <= 10.14.5) • apple mac os x (>= 10.15 <= 10.15.5) • apple mac os x 10.14.6 • apple mac os x 10.15.6 • apple mac os x 10.15.7 • apple macos (>= 11.0 < 11.3)

References