CVE-2022-21393 Denial of service in Database - Enterprise Edition
A low-privileged attacker can cause a partial denial of service in the Java VM component of Oracle Database Server via network access.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-21393?
CVE-2022-21393 is a medium-severity denial of service vulnerability in Oracle Database Server, published on 19 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 19c and 21c. Easily exploitable vulnerability allows low privileged attacker having Create Procedure privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java VM. CVSS 3.1 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L).
Which versions are affected by CVE-2022-21393?
It affects 1 product.
Products include Oracle Database Server.
How do I fix CVE-2022-21393?
No fix has been published for CVE-2022-21393 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-2022-21393 being exploited?
There is no known exploitation of CVE-2022-21393 in the wild and no public exploit code.
Other vulnerabilities in Oracle Database Server
Sources
Also known as GHSA-m3p7-98jw-rhh2.