Vulnerability in Oracle Database Recovery Manager Affects Oracle Database Server
CVE-2023-21918

6.8MEDIUM

Key Information:

Vendor
Oracle
Status
Database - Enterprise Edition
Vendor
CVE Published:
18 April 2023

Summary

A vulnerability exists in the Oracle Database Recovery Manager component of Oracle Database Server, which impacts versions 19c and 21c. This vulnerability is exploitable by attackers with Local SYSDBA privileges who have network access through Oracle Net. Successful exploitation can lead to unauthorized control over the Oracle Database Recovery Manager, potentially resulting in significant disruptions such as performance hangs or frequent crashes, thereby causing denial of service. Furthermore, while the vulnerability is focused on the Recovery Manager, its impact may extend to other components of the Oracle database ecosystem. Mitigation is recommended to prevent possible exploitation.

Affected Version(s)

Database - Enterprise Edition 19c

Database - Enterprise Edition 21c

References

https://www.oracle.com/security-alerts/cpuapr2023.html
vendor-advisory

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.