CVE-2018-2939 Privilege escalation in Oracle Database
A low-privileged local attacker can compromise Oracle Database Core RDBMS, leading to unauthorized data modification and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-2939?
CVE-2018-2939 is a high-severity vulnerability in Oracle Database Server, published on 18 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18.1 and 18.2. Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Core RDBMS executes to compromise Core RDBMS. While the vulnerability is in Core RDBMS, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Core RDBMS accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Core RDBMS. CVSS 3.0 Base Score 8.4 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H).
Which versions are affected by CVE-2018-2939?
It affects 1 product.
Products include Oracle Database Server.
How do I fix CVE-2018-2939?
No fix has been published for CVE-2018-2939 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-2939 being exploited?
There is no known exploitation of CVE-2018-2939 in the wild and no public exploit code.
Other vulnerabilities in Oracle Database Server
Sources
Also known as GHSA-rf28-mvmh-8r4j.