Advisory Details

July 8th, 2019

Microsoft Windows ADODB Type Confusion Remote Code Execution Vulnerability

ZDI-19-638
ZDI-CAN-7854

CVE ID CVE-2019-0920
CVSS SCORE 5.0, (AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Internet Explorer
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 msado15.dll. By performing actions in script, an attacker can trigger a type confusion condition. An attacker can leverage this vulnerability to execute code in 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-2019-0920
DISCLOSURE TIMELINE
  • 2019-01-25 - Vulnerability reported to vendor
  • 2019-07-08 - Coordinated public release of advisory
CREDIT Anonymous
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