Advisory Details

August 23rd, 2022

Apple macOS AppleScript TASUnparser_PrintObject Untrusted Pointer Dereference Information Disclosure Vulnerability

ZDI-22-1130
ZDI-CAN-17034

CVE ID CVE-2022-32797
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. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within a function in AppleScript.framework. Crafted data in a SCPT 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/en-us/HT213345
DISCLOSURE TIMELINE
  • 2022-04-06 - Vulnerability reported to vendor
  • 2022-08-23 - Coordinated public release of advisory
CREDIT Mickey Jin (@patch1t) of Trend Micro
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