Advisory Details

August 13th, 2019

Microsoft Windows JET Database Engine Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-19-702
ZDI-CAN-8277

CVE ID CVE-2019-1147
CVSS SCORE 7.0, AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected 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 JET database engine. Crafted data in an MDB file can trigger a write past the end of an allocated buffer. 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-2019-1147
DISCLOSURE TIMELINE
  • 2019-04-16 - Vulnerability reported to vendor
  • 2019-08-13 - Coordinated public release of advisory
CREDIT rgod
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