CVE-2019-4386 Denial of service in DB2 for Linux, UNIX and Windows
An authenticated user can crash the IBM DB2 server by executing a specific function, causing a denial of service.
- 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-2019-4386?
CVE-2019-4386 is a medium-severity denial of service vulnerability in Ibm Db2, published on 1 Jul 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.1 could allow an authenticated user to execute a function that would cause the server to crash. IBM X-Force ID: 162714.
Weakness: CWE-749
Which versions are affected by CVE-2019-4386?
It affects 1 product.
Products include Ibm Db2.
How do I fix CVE-2019-4386?
No fix has been published for CVE-2019-4386 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-2019-4386 being exploited?
There is no known exploitation of CVE-2019-4386 in the wild and no public exploit code.
Other vulnerabilities in Ibm Db2
Sources
Also known as GHSA-368f-rf6p-3h4r.