Critical severity9.8NVD Advisory· Published Jan 18, 2023· Updated Jun 17, 2026
CVE-2023-21890
CVE-2023-21890
Description
Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core). Supported versions that are affected are 7.1.0 and 8.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via UDP to compromise Oracle Communications Converged Application Server. Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Affected products
4cpe:2.3:a:oracle:communications_converged_application_server:7.1.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:oracle:communications_converged_application_server:7.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:communications_converged_application_server:8.0.0:*:*:*:*:*:*:*
- (no CPE)range: 7.1.0, 8.0.0
- Range: 7.1.0
Patches
Vulnerability mechanics
References
1- www.oracle.com/security-alerts/cpujan2023.htmlnvdPatchVendor Advisory
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