CVE-2022-22620highunder attackCWE-416

CVE-2022-22620: high-severity vulnerability in Apple macOS

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76Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA and has a public proof of concept.

ssvc Actcvss 8.8epss 16%
from disclosure to weapon88 days
Published on NVDMar 18
1st PoC+88d
CISA KEVFeb 11
What the vendors declare (VEX)

Official vendor statements in CSAF/VEX format: whether their product is affected, already fixed, or ruled out — and why. These are the vendor's assertions, not Vexday's judgment.

Red HatVEX document ↗
Fixed
3 products (70 components)
Red Hat Enterprise Linux AppStream (v. 8) · Red Hat Enterprise Linux Server (v. 7 ELS) · Red Hat Enterprise Linux Server Optional (v. 7 ELS)
fix ↗
Not affected
1 product (5 components) — because the vulnerable code is not present in the product
Red Hat Enterprise Linux 9
Action required by CISAfederal deadline: 2022-02-25

Apply updates per vendor instructions.

In short

A memory management flaw in Safari and Apple operating systems allows attackers to execute arbitrary code by crafting malicious web content. This vulnerability was actively exploited in the wild, making it a critical security threat.

Technical detail

A use-after-free vulnerability (CWE-416) in Safari's memory management allows remote code execution through maliciously crafted web content. The attack requires only web browsing interaction and has been actively exploited in the wild. Fixed in macOS Monterey 12.2.1, iOS 15.3.1, iPadOS 15.3.1, and Safari 15.3.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

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..
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Apple · macOSApple · Safari (v and )
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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