Advisory Details

August 10th, 2016

Foxit Reader BMP Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-16-476
ZDI-CAN-3918

CVE ID
CVSS SCORE 4.3, AV:N/AC:M/Au:N/C:P/I:N/A:N
AFFECTED VENDORS Foxit
AFFECTED PRODUCTS Reader
VULNERABILITY DETAILS


This vulnerability allows a remote attacker to disclose sensitive information on vulnerable installations of Foxit Reader. 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 BMP images. The process does not properly validate user-supplied data which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.

ADDITIONAL DETAILS Foxit has issued an update to correct this vulnerability. More details can be found at:
https://www.foxitsoftware.com/support/security-bulletins.php
DISCLOSURE TIMELINE
  • 2016-07-27 - Vulnerability reported to vendor
  • 2016-08-10 - Coordinated public release of advisory
CREDIT 5206560A306A2E085A437FD258EB57CE
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