Advisory Details

May 15th, 2019

Adobe MediaEncoder CC PNG File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-19-476
ZDI-CAN-7778

CVE ID CVE-2019-7844
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 MediaEncoder
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Adobe MediaEncoder CC. 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 PNG files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities 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/media-encoder/apsb19-29.html
DISCLOSURE TIMELINE
  • 2019-01-10 - Vulnerability reported to vendor
  • 2019-05-15 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
BACK TO ADVISORIES