CVE-2022-43221 Denial of service in n/a
Attackers can cause a Denial of Service in open5gs by sending crafted PFCP packets, leading to memory 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-2022-43221?
CVE-2022-43221 is a high-severity denial of service vulnerability in Open5gs Open5gs, published on 1 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
open5gs v2.4.11 was discovered to contain a memory leak in the component src/upf/pfcp-path.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PFCP packet.
Weakness: CWE-401
Which versions are affected by CVE-2022-43221?
It affects 1 product.
Products include Open5gs Open5gs.
How do I fix CVE-2022-43221?
No fix has been published for CVE-2022-43221 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-2022-43221 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-43221 exists.
Other vulnerabilities in Open5gs Open5gs
Sources
Also known as GHSA-hph8-r9jg-pg83.