SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2022-22587

Apple Memory Corruption Vulnerability

KEVCRITICAL 9.8EPSS 11.6%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 11 February 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 15.3 and iPadOS 15.3, macOS Big Sur 11.6.3, macOS Monterey 12.2. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
11.64% probability · 96th percentile
CISA KEV
Listed 28 January 2022 · due 11 February 2022
Weakness
CWE-787
Affected
apple/ipados · apple/iphone os · apple/macos
Source
product-security@apple.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2022-22587

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.