CVE-2021-45462 Denial of service in n/a
A crafted packet from a User Equipment can crash the SGW-U or UPF components in Open5GS, causing a denial of service.
- 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-2021-45462?
CVE-2021-45462 is a high-severity denial of service vulnerability in Open5gs Open5gs, published on 23 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Open5GS 2.4.0, a crafted packet from UE can crash SGW-U/UPF.
Weakness: CWE-1284
Which versions are affected by CVE-2021-45462?
It affects 1 product.
Products include Open5gs Open5gs.
How do I fix CVE-2021-45462?
No fix has been published for CVE-2021-45462 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-2021-45462 being exploited?
There is no known exploitation of CVE-2021-45462 in the wild and no public exploit code.
Other vulnerabilities in Open5gs Open5gs
Sources
Also known as GHSA-3c68-7mfh-fv9v.