CVE-2011-4533 Denial of service in n/a
Remote attackers can crash the zenon service or execute arbitrary code via crafted packets, impacting industrial control system availability and integrity.
- 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-2011-4533?
CVE-2011-4533 is a high-severity denial of service vulnerability in n/a, published on 10 Feb 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
zenAdminSrv.exe in Ing. Punzenberger COPA-DATA zenon 6.51 SP0 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted packet to TCP port 50777, aka Reference Number 25240.
Which versions are affected by CVE-2011-4533?
It affects 1 product.
Products include Copadata Zenon.
How do I fix CVE-2011-4533?
No fix has been published for CVE-2011-4533 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-2011-4533 being exploited?
There is no known exploitation of CVE-2011-4533 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-957p-h4rq-65r9.