Advisory Details

June 8th, 2023

Apple macOS Hydra USD Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-23-844
ZDI-CAN-20222

CVE ID CVE-2023-32375
CVSS SCORE 3.3, AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS Apple
AFFECTED PRODUCTS macOS
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Apple macOS. Interaction with the Hydra library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

The specific flaw exists within the Hydra framework. Crafted data in a USD file can trigger a read past the end of an allocated data structure. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

ADDITIONAL DETAILS Apple has issued an update to correct this vulnerability. More details can be found at:
https://support.apple.com/HT213758
DISCLOSURE TIMELINE
  • 2023-01-20 - Vulnerability reported to vendor
  • 2023-06-08 - Coordinated public release of advisory
CREDIT Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative
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