CISA KEV · Known exploitedHigh

CVE-2022-32893

Apple iOS and macOS

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, Safari 15.6.1. 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
8.8
EPSS
9.86%
95.1% percentile
CISA KEV
Listed
Published
2022.08.25
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability9.86%
Technical severityCVSS 8.8

Vulnerability overview

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, Safari 15.6.1. 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.

Affected product and versions

Product
Apple iOS and macOS
Affected versions
unspecified, < 15.6.1, >= 12.0 < 12.5.1, 35, 36, 10.0, 11.0, < 2.36.7
Fixed versions
15.6.1, 12.5.1, 2.36.7

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.09.08
  1. 1
    Identify

    Confirm that Apple iOS and macOS and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
CWE-20, CWE-787
KEV added
2022.08.18
Ransomware use
미확인
CVE-2022-32893 — Apple iOS and macOS | SECUFOCUS NOW