CVE-2021-2330 Denial of service in Database - Enterprise Edition
A low-privileged attacker with Create Table privileges can cause a partial denial of service in 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-2021-2330?
CVE-2021-2330 is a medium-severity denial of service vulnerability in Oracle Corporation Database - Enterprise Edition, published on 20 Jul 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Vulnerability in the Core RDBMS component of Oracle Database Server. The supported version that is affected is 19c. Easily exploitable vulnerability allows low privileged attacker having Create Table privilege with network access via Oracle Net to compromise Core RDBMS. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Core RDBMS. 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-2021-2330?
It affects 1 product.
Products include Oracle Core Rdbms.
How do I fix CVE-2021-2330?
No fix has been published for CVE-2021-2330 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-2021-2330 being exploited?
There is no known exploitation of CVE-2021-2330 in the wild and no public exploit code.
Other vulnerabilities in Oracle Corporation Database - Enterprise Edition
Sources
Also known as GHSA-vp76-499g-x3q9.