CVE-2019-2399: Oracle Communications Diameter Signaling Router

Medium severity, CVSS 6.5. EPSS: 1.7% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Communications Diameter Signaling Router (DSR) component of Oracle Communications Applications (subcomponent: Security). The supported version that is affected is prior to 8.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Communications Diameter Signaling Router (DSR). Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Communications Diameter Signaling Router (DSR) accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Communications Diameter Signaling Router (DSR). CVSS 3.0 Base Score 6.5 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L).

Affected products

• Oracle Communications Diameter Signaling Router: before 8.3 (fixed in 8.3)

Published 2019-01-16. Last modified 2026-06-17.