CVE-2023-43000

CISA description

Apple macOS, iOS, iPadOS, and Safari 16.6 contain a use-after-free vulnerability due to the processing of maliciously crafted web content that may lead to memory corruption.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes & references

• https://support.apple.com/en-us/120324
• https://support.apple.com/en-us/120331
• https://support.apple.com/en-us/120338
• https://nvd.nist.gov/vuln/detail/CVE-2023-43000

Where this lands in 800-53

Vulnerability data triggers these controls during assessment and continuous monitoring.

• RA-5 · Vulnerability Monitoring and Scanning
• SI-2 · Flaw Remediation
• CM-6 · Configuration Settings
• SI-7 · Software, Firmware, and Information Integrity
• CM-8 · System Component Inventory

External lookups

• NVD · CVE-2023-43000
• CVE.org · CVE-2023-43000
• CISA KEV catalog (canonical)