Advisory Details

February 20th, 2019

Microsoft Windows JET Database Engine Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-19-222
ZDI-CAN-7313

CVE ID CVE-2019-0595
CVSS SCORE 2.5, AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information 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 JET database engine. Crafted data in an MDB file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities 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-2019-0595
DISCLOSURE TIMELINE
  • 2018-09-30 - Vulnerability reported to vendor
  • 2019-02-20 - Coordinated public release of advisory
CREDIT rgod of 9sg Security Team - rgod@9sgsec.com
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