CVE-2021-1737 Information

Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2 Security Update 2021-001 Catalina Security Update 2021-001 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://support.apple.com/en-us/HT212147 https://support.apple.com/kb/HT212146

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8