VULNERABILITY INTELLIGENCE

CVE-2021-30743

CVSS score7.8 HIGH
EPSS probability1.20%
CISA KEVNot currently listed
Published2021-09-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution.

Weakness classification

  • nvd@nist.gov: CWE-787

Primary references