Adobe Flash Player Regular Expression Object Out-Of-Bound Read Information Disclosure Vulnerability

December 9th, 2014
ZDI-14-416 ZDI-CAN-2588

CVE ID

CVE-2014-9162

CVSS Score

6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected Vendors

Adobe

Affected Products

Flash Player

Vulnerability Details


This vulnerability allows remote attackers to disclose arbitrary memory on vulnerable installations of Adobe Flash. 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 Regular Expression Objects. By matching a specially crafted regular expression, it is possible for an attacker to force out-of-bounds reads. An attacker can leverage this vulnerability to disclose arbitrary memory.

Additional Details

Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/flash-player/apsb14-27.html

Disclosure Timeline

  • 2014-11-04 - Vulnerability reported to vendor
  • 2014-12-09 - Coordinated public release of advisory

Credit

Wen Guanxing from Venustech ADLAB

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