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).

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.73% Top 30%
Vendor Advisory oracle.com
Affected: Oracle Corporation Communications Converged Application Server
Published at:
Updated at:

References

Link Tags
https://www.oracle.com/security-alerts/cpujan2023.html patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21890?
CVE-2023-21890 has been scored as a critical severity vulnerability.
How to fix CVE-2023-21890?
To fix CVE-2023-21890, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21890 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-21890 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21890?
CVE-2023-21890 affects Oracle Corporation Communications Converged Application Server.
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