Advisory Details

July 22nd, 2021

Oracle Business Intelligence UpdateConnectionServlet JNDI Injection Remote Code Execution Vulnerability

ZDI-21-884
ZDI-CAN-13104

CVE ID CVE-2021-2396
CVSS SCORE 8.8, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Oracle
AFFECTED PRODUCTS Business Intelligence
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle Business Intelligence. Authentication is required to exploit this vulnerability.

The specific flaw exists within the UpdateConnectionServlet class. The issue results from the lack of proper validation of user-supplied data, which can result in execution of arbitrary Java code. An attacker can leverage this vulnerability to execute code in the context of the service account.
ADDITIONAL DETAILS Oracle has issued an update to correct this vulnerability. More details can be found at:
https://www.oracle.com/security-alerts/cpujul2021.html
DISCLOSURE TIMELINE
  • 2021-03-17 - Vulnerability reported to vendor
  • 2021-07-22 - Coordinated public release of advisory
CREDIT Quynh Le of VNPT ISC
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