CVE-2021-2416 Denial of service in Communications Session Border Controller
A high-privileged attacker can cause a complete denial of service on the Oracle Communications Session Border Controller via HTTP.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-2416?
CVE-2021-2416 is a medium-severity denial of service vulnerability in Oracle Corporation Communications Session Border Controller, published on 20 Oct 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
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).
Which versions are affected by CVE-2021-2416?
It affects 1 product.
Products include Oracle Communications Session Border Controller.
How do I fix CVE-2021-2416?
No fix has been published for CVE-2021-2416 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-2416 being exploited?
There is no known exploitation of CVE-2021-2416 in the wild and no public exploit code.
Other vulnerabilities in Oracle Corporation Communications Session Border Controller
Sources
Also known as GHSA-7m6p-jwwh-9w78.