Advisory Details

July 22nd, 2019

Oracle Database ODBC Driver Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-19-662
ZDI-CAN-7226

CVE ID CVE-2019-2799
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Oracle
AFFECTED PRODUCTS Database
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle Database. 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 ODBC driver. When parsing certain attributes, the process does not properly validate user-supplied data prior to copying it to a fixed-length, heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS Oracle has issued an update to correct this vulnerability. More details can be found at:
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
DISCLOSURE TIMELINE
  • 2019-01-17 - Vulnerability reported to vendor
  • 2019-07-22 - Coordinated public release of advisory
CREDIT rgod of 9sg Security Team - rgod@9sgsec.com
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