Adobe Acrobat Pro DC ImageConversion TIFF TAGTYPE Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Vulnerability Details
This vulnerability allows an attacker to leak sensitive information on vulnerable installations of Adobe Acrobat Pro 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 ImageConversion plugin. A specially crafted TIFF image with a specific TAGTYPE value can force Adobe Acrobat Pro DC to read memory past the end of an allocated object. An attacker can use this information in conjunction with other vulnerabilities to execute code in the context of the 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/apsb16-14.html
Disclosure Timeline
- 2016-02-16 - Vulnerability reported to vendor
- 2016-05-10 - Coordinated public release of advisory
Credit
AbdulAziz Hariri and Jasiel Spelman of HPE's Zero Day Initiative
