Advisory Details

August 27th, 2019

Adobe Photoshop JSX File ExtendScript File.read Insufficient UI Warning Information Disclosure Vulnerability

ZDI-19-773
ZDI-CAN-8501

CVE ID CVE-2019-7989
CVSS SCORE 5.5, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Photoshop
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Adobe Photoshop. 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 the File.read method when processing JSX files. When opening a JSX file, the user interface fails to warn the user of unsafe actions. An attacker can leverage this vulnerability to disclose information 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/photoshop/apsb19-44.html
DISCLOSURE TIMELINE
  • 2019-05-09 - Vulnerability reported to vendor
  • 2019-08-27 - Coordinated public release of advisory
CREDIT Steven Seeley (mr_me) of Source Incite
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