CVE-2003-0431 Denial of service in n/a
A flaw in Ethereal's string handling function can cause a denial of service when processing zero-length buffers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2003-0431?
CVE-2003-0431 is a critical denial of service vulnerability in Ethereal Group Ethereal, published on 18 Jun 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The tvb_get_nstringz0 function in Ethereal 0.9.12 and earlier does not properly handle a zero-length buffer size, with unknown consequences.
Which versions are affected by CVE-2003-0431?
It affects 1 product.
Products include Ethereal Group Ethereal.
How do I fix CVE-2003-0431?
Upgrade to a fixed version.
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-2003-0431 being exploited?
There is no known exploitation of CVE-2003-0431 in the wild and no public exploit code.
Other vulnerabilities in Ethereal Group Ethereal
Sources
Also known as GHSA-hrr2-5hxg-8fpx.