How severe is CVE-2021-2416?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Vulnerability in Oracle Communications Session Border Controller

CVE-2021-2416

Vulnerability in the Oracle Communications Session Border Controller product of Oracle Communications (component: Routing). Supported versions that are affected are 8.4 and 9.0. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Communications Session Border Controller. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Communications Session Border Controller. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

EPSS: 0.009 (56.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Oracle Communications_session_border_controller — versions 8.4, 9.0
Oracle Corporation Communications Session Border Controller — versions 8.4, 9.0

References

secalert_us@oracle.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-2416?: CVE-2021-2416 is a medium-severity vulnerability in Oracle Communications Session Border Controller. CVSS score: 4.9/10. Published 2021-10-20.
How severe is CVE-2021-2416?: Medium severity. CVSS v3 base score is 4.9 out of 10.