CVE-2021-38487 Potential Network Amplification and Information Exposure in RTI Connext Professional and Connext Micro
Attackers can cause denial of service and information exposure in RTI Connext products by sending specially crafted packets.
- 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-2021-38487?
CVE-2021-38487 is a high-severity denial of service vulnerability in RTI Connext Micro, published on 5 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure.
Which versions are affected by CVE-2021-38487?
It affects 3 products.
Products include Rti Connext Dds Micro, Rti Connext Professional, Rti Connext Secure.
How do I fix CVE-2021-38487?
No fix has been published for CVE-2021-38487 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-2021-38487 being exploited?
There is no known exploitation of CVE-2021-38487 in the wild and no public exploit code.
Sources
Also known as GHSA-vhvr-hgg7-6xqj.