Advisory Details

October 13th, 2021

Adobe Illustrator PDF File Parsing Memory Corruption Remote Code Execution Vulnerability

ZDI-21-1147
ZDI-CAN-13860

CVE ID CVE-2021-36009
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Illustrator
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Illustrator. 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 the processing of PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/illustrator/apsb21-42.html
DISCLOSURE TIMELINE
  • 2021-06-02 - Vulnerability reported to vendor
  • 2021-10-13 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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