ZDI-25-093: (Pwn2Own) Apple Safari Pointer Authentication Code Bypass Vulnerability

Published Feb 24, 2025
·
Updated

This vulnerability allows remote attackers to bypass the Pointer Authentication Code protection mechanism on affected installations of Apple Safari. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 5.0. The following CVEs are assigned: CVE-2024-27834.

Affected Software

1 affected component
Safari

Event History

Feb 24, 2025
Advisory Published
via ZDI·06:00 AM
Data Sourced
via ZDI·06:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-25-093?

The severity of ZDI-25-093 is rated as medium due to its remote exploitation potential requiring user interaction.

2

How do I fix ZDI-25-093?

To fix ZDI-25-093, users should update their Apple Safari browser to the latest version available from Apple.

3

What does ZDI-25-093 exploit?

ZDI-25-093 exploits a bypass of the Pointer Authentication Code protection mechanism in Apple Safari.

4

Who is affected by ZDI-25-093?

Users of Apple Safari on affected installations are at risk of ZDI-25-093 if they visit malicious pages or open harmful files.

5

Can ZDI-25-093 be exploited without user interaction?

No, ZDI-25-093 requires user interaction for exploitation, as the user must visit a malicious page or open a malicious file.

Contact

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