Advisory Details

June 13th, 2018

Microsoft Windows Media Foundation Use-After-Free Remote Code Execution Vulnerability

ZDI-18-579
ZDI-CAN-5707

CVE ID CVE-2018-8251
CVSS SCORE 6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Windows. 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 Media Foundation libraries. By performing actions in script, an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute code under the context of the current process.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8251
DISCLOSURE TIMELINE
  • 2018-03-08 - Vulnerability reported to vendor
  • 2018-06-13 - Coordinated public release of advisory
  • 2018-06-13 - Advisory Updated
CREDIT akayn
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