CVE-2003-1563 Denial of service in n/a

Medium 4.0 Published 18 Aug 2008 Updated 16 Sep 2024

Local attackers can cause cluster node panic or abort by spoofing Distributed Lock Manager communications on TCP ports.

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-2003-1563?

CVE-2003-1563 is a medium-severity denial of service vulnerability in n/a, published on 18 Aug 2008. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Sun Cluster 2.2 through 3.2 for Oracle Parallel Server / Real Application Clusters (OPS/RAC) allows local users to cause a denial of service (cluster node panic or abort) by launching a daemon listening on a TCP port that would otherwise be used by the Distributed Lock Manager (DLM), possibly involving this daemon responding in a manner that spoofs a cluster reconfiguration.

Which versions are affected by CVE-2003-1563?

It affects 1 product.

Products include Sun Cluster.

How do I fix CVE-2003-1563?

No fix has been published for CVE-2003-1563 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-2003-1563 being exploited?

There is no known exploitation of CVE-2003-1563 in the wild and no public exploit code.

Sources

Also known as GHSA-fr8v-g2gh-36rv.