CVE-2023-21890

Critical

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).

SeverityCritical

CVSS9.8

Exploit probability—

Product

Oracle Communications Converged Application Server

PublishedJan 18, 2023

First seenJan 18, 2023

Weakness typeCWE-94Code injection

How to fix

Vendor advisories

oracle.com/security-alerts/cpujan2023.html

Affected products

Product	Affected versions	Fixed in
oracle communications_converged_application_server	7.1.0, 8.0.0	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.