Advisory Details

April 12th, 2023

Adobe Digital Editions PDF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-23-390
ZDI-CAN-18255

CVE ID CVE-2023-21582
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 Digital Editions
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Digital Editions. 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 parsing of PDF files. Crafted data in a PDF file can trigger a write past the end of an allocated buffer. 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/Digital-Editions/apsb23-04.html
DISCLOSURE TIMELINE
  • 2022-08-08 - Vulnerability reported to vendor
  • 2023-04-12 - Coordinated public release of advisory
CREDIT Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative
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