CVE-2009-4658 Denial of service in n/a
Authenticated users can crash the Xerver daemon via invalid port input, potentially exploited by unauthenticated attackers via a separate vulnerability.
- 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-2009-4658?
CVE-2009-4658 is a medium-severity denial of service vulnerability in n/a, published on 3 Mar 2010. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Xerver 4.32 allows remote authenticated users to cause a denial of service (daemon crash) via a non-numeric web port assignment in the management interface. NOTE: this can be leveraged by non-authenticated attackers using CVE-2009-4657.
Weakness: CWE-20
Which versions are affected by CVE-2009-4658?
It affects 1 product.
Products include Omidrouhani Xerver.
How do I fix CVE-2009-4658?
No fix has been published for CVE-2009-4658 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-2009-4658 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-4658 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as GHSA-xgj4-hqhc-7c6f.