A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.2.1, iOS 15.3.1 and iPadOS 15.3.1, Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8). Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
Published 2022-03-18 18:15:14
Updated 2022-09-09 20:41:25
Source Apple Inc.
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

CVE-2022-22620 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Apple Webkit Remote Code Execution Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Apple Webkit, which impacts iOS, iPadOS, and macOS, contains a vulnerability that allows for remote code execution.
Added on 2022-02-11 Action due date 2022-02-25

Exploit prediction scoring system (EPSS) score for CVE-2022-22620

Probability of exploitation activity in the next 30 days: 0.24%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 62 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2022-22620

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST
8.8
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
NIST

CWE ids for CVE-2022-22620

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-22620

Products affected by CVE-2022-22620

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