CVE-2020-2731 Missing authorization in Oracle Database
Low-privileged local attackers can modify data and cause partial denial of service in Oracle Database Core RDBMS.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-2731?
CVE-2020-2731 is a low-severity missing authorization vulnerability in Oracle Database Server, published on 15 Jan 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Core RDBMS executes to compromise Core RDBMS. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Core RDBMS accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Core RDBMS. CVSS 3.0 Base Score 3.9 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L).
Which versions are affected by CVE-2020-2731?
It affects 1 product.
Products include Oracle Database Server.
How do I fix CVE-2020-2731?
No fix has been published for CVE-2020-2731 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-2731 being exploited?
There is no known exploitation of CVE-2020-2731 in the wild and no public exploit code.
Other vulnerabilities in Oracle Database Server
Sources
Also known as GHSA-83fp-xg66-j927.