SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2022-32894

Apple iOS and macOS Out-of-Bounds Write Vulnerability

KEVHIGH 7.8EPSS 3.29%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 8 September 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1. An 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
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
3.29% probability · 88th percentile
CISA KEV
Listed 18 August 2022 · due 8 September 2022
Weakness
CWE-787
Affected
apple/ipados · apple/iphone os · apple/macos · apple/watchos
Source
product-security@apple.com

CISA notes

Apply updates per vendor instructions. https://support.apple.com/en-gb/HT213412, https://support.apple.com/en-gb/HT213413; https://nvd.nist.gov/vuln/detail/CVE-2022-32894

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