CVE-2021-1794

published 2021-04-02

CVE-2021-1794: An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause…

Priority P3 51 critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
apple	ios_14.4_and_ipados	—	—
apple	ios_and_ipados	>= unspecified < 14.4	14.4
apple	ipad_os	< 14.4	14.4
apple	iphone_os	< 14.4	14.4

CVSS provenance

nvd v3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 7.5 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P

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CWE-125