Description
Vulnerability in the Portable Clusterware component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Portable Clusterware. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Portable Clusterware accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Portable Clusterware. CVSS 3.1 Base Score 9.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H).
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Affected products
- oracle / database_server19.3 – 19.32
- Oracle Corporation / Oracle Database Server19.3 – 19.32
- Oracle Corporation / Oracle Database Server21.3 – 21.23
- Oracle Corporation / Oracle Database Server23.4.0 – 23.26.3
References
- VENDOR_ADVISORYhttps://www.oracle.com/security-alerts/cspuaug2026.html
Updated 5m ago · 8 sources