CVE-2023-21890: Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core)

Critical severity · published Jan 18, 2023

CVE-2023-21890

Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core)

9.8

CVSS

0.8%

EPSS

On KEV

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).

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.8% · higher than 58% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Communications Converged Application Server · Oracle

7.1.0; 8.0.0 · source: NVD

Affected product

Communications Converged Application Server

Oracle

All Communications Converged Application Server CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2023-21890

CVE.org

https://www.cve.org/CVERecord?id=CVE-2023-21890

Patch

https://www.oracle.com/security-alerts/cpujan2023.html

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