CISA KEV · Known exploitedHigh

CVE-2023-32373

Apple Multiple Products

A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5 and iPadOS 16.5. 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: 12.2%
CISA KEV: Listed
Published: 2023.06.24

PRIORITY ASSESSMENT

Immediate review

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

Known exploitationConfirmed by CISA KEV

Exploit probability12.2%

Technical severityCVSS 8.8

Vulnerability overview

Affected product and versions

Product: Apple Multiple Products
Affected versions: unspecified, < 16.5, < 15.7.6, >= 16.0 < 16.5, >= 15.0 < 15.7.6, < 13.4, < 9.5, 6.0, 7.0, 8.0, 9.0, < 2.42.3
Fixed versions: 16.5, 15.7.6, 13.4, 9.5, 2.42.3

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply updates per vendor instructions.

Due date: 2023.06.12

1
Identify
Confirm that Apple Multiple Products and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
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-416
KEV added: 2023.05.22
Ransomware use: 미확인