Input validation error in Apple iOS and iPadOS - CVE-2021-30763
Published: July 22, 2021
Vulnerability identifier: #VU55221
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-30763
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Apple Inc.
Affected software:
Apple iOS
iPadOS
Apple iOS
iPadOS
Detailed vulnerability description
The vulnerability allows a local application to bypass implemented security restrictions.
The vulnerability exists due to insufficient validation of user-supplied input in ActionKit. A malicious application can use a specially crafted shortcut to bypass Internet permission requirements.
How to mitigate CVE-2021-30763
Install updates from vendor's website.