CVE-2021-38363 Denial of service in n/a
An attacker can cause a memory leak in the ONOS SDN controller by triggering an exception during intent installation, leading to resource exhaustion.
- 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-2021-38363?
CVE-2021-38363 is a high-severity denial of service vulnerability in n/a, published on 20 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in ONOS 2.5.1. In IntentManager, the install-requested intent (which causes an exception) remains in pendingMap (in memory) forever. Deletion is possible neither by a user nor by the intermittent Intent Cleanup process.
Weakness: CWE-755
Which versions are affected by CVE-2021-38363?
It affects 1 product.
Products include Opennetworking Onos.
How do I fix CVE-2021-38363?
No fix has been published for CVE-2021-38363 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-2021-38363 being exploited?
There is no known exploitation of CVE-2021-38363 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-mfw3-qw8q-q93x.