Denial-of-Service Vulnerability in Apple Operating Systems
CVE-2023-23524

7.5HIGH

Key Information:

Vendor

Apple
Status
iOS And iPad OS
Watch OS
Mac OS
TV OS
Vendor
CVE Published:
27 February 2023

What is CVE-2023-23524?

A vulnerability affecting various Apple operating systems allows for denial-of-service attacks due to insufficient input validation when handling specially crafted certificates. This flaw could enable an attacker to disrupt the normal operation of affected devices, necessitating users to ensure they are updated to the latest software versions, including iOS 16.3.1, macOS Ventura 13.2.1, and others. The issue has been addressed with improvements in input validation, emphasizing the importance of regular software updates for security.

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Affected Version(s)

iOS and iPadOS < 16.3

macOS < 13.2

tvOS < 16.3

References

https://support.apple.com/en-us/HT213635
https://support.apple.com/en-us/HT213634
https://support.apple.com/en-us/HT213633

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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