CVE-2003-0549 Denial of service in n/a
Attackers can crash the GDM display manager daemon by sending a short authorization key name via XDMCP, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2003-0549?
CVE-2003-0549 is a medium-severity denial of service vulnerability in Redhat Enterprise Linux, published on 22 Aug 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The X Display Manager Control Protocol (XDMCP) support for GDM before 2.4.1.6 allows attackers to cause a denial of service (daemon crash) via a short authorization key name.
Which versions are affected by CVE-2003-0549?
It affects 4 products.
Products include Gnome Gdm, Redhat Enterprise Linux, Redhat Kdebase, Redhat Linux Advanced Workstation.
How do I fix CVE-2003-0549?
No fix has been published for CVE-2003-0549 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-2003-0549 being exploited?
There is no known exploitation of CVE-2003-0549 in the wild and no public exploit code.
Other vulnerabilities in Redhat Enterprise Linux
Sources
Also known as GHSA-6576-m4v8-mjf3.