CVE-2022-30551 Denial of service in n/a
Remote attackers can cause denial of service in OPC UA Legacy Java Stack by sending crafted messages that exhaust server resources.
- 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-2022-30551?
CVE-2022-30551 is a high-severity denial of service vulnerability in n/a, published on 20 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.
Weakness: CWE-400
Which versions are affected by CVE-2022-30551?
It affects 1 product.
Products include Opcfoundation Ua-Java.
How do I fix CVE-2022-30551?
No fix has been published for CVE-2022-30551 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-2022-30551 being exploited?
There is no known exploitation of CVE-2022-30551 in the wild and no public exploit code.
Sources
Also known as GHSA-fm58-52q7-gpvg.