Advisory Details

April 28th, 2022

Adobe Acrobat Reader DC Annotation Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-22-655
ZDI-CAN-16787

CVE ID CVE-2022-28263
CVSS SCORE 3.3, (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Acrobat Reader DC
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Adobe Acrobat Reader DC. 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 handling of Annotation objects. By performing actions in JavaScript, an attacker can trigger a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary 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/acrobat/apsb22-16.html
DISCLOSURE TIMELINE
  • 2022-03-11 - Vulnerability reported to vendor
  • 2022-04-28 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
BACK TO ADVISORIES