CVE-2019-2734 Missing authorization in Oracle Database
Low-privileged attackers can modify database data via OracleNet due to insufficient authorization checks in the Core RDBMS component.
- 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-2019-2734?
CVE-2019-2734 is a medium-severity missing authorization vulnerability in Oracle Database Server, published on 16 Oct 2019. 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. Supported versions that are affected are 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows low privileged attacker having Create Session, Execute on DBMS_ADVISOR privilege with network access via OracleNet to compromise Core RDBMS. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Core RDBMS accessible data. CVSS 3.0 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).
Which versions are affected by CVE-2019-2734?
It affects 1 product.
Products include Oracle Database Server.
How do I fix CVE-2019-2734?
No fix has been published for CVE-2019-2734 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-2019-2734 being exploited?
There is no known exploitation of CVE-2019-2734 in the wild and no public exploit code.
Other vulnerabilities in Oracle Database Server
Sources
Also known as GHSA-cggq-qh98-22f3.