CVE-2020-35210 A vulnerability in Atomix v3.1.5 allows attackers to cause a denial of service (DoS) via a Raft session flooding attack using Raft OpenSessionRequest messages.

Medium 6.5 Published 16 Dec 2021 Updated 4 Aug 2024

Attackers can cause denial of service in Atomix by flooding Raft sessions, requiring an upgrade to mitigate.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-35210?

CVE-2020-35210 is a medium-severity denial of service vulnerability in n/a, published on 16 Dec 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability in Atomix v3.1.5 allows attackers to cause a denial of service (DoS) via a Raft session flooding attack using Raft OpenSessionRequest messages.

Weakness: CWE-770

Which versions are affected by CVE-2020-35210?

2 open source packages ship an affected version, including io.atomix:atomix. It affects 1 product.

Package	Affected	Fixed in
`io.atomix:atomix` Maven	All versions to `3.1.5`	None
`io.atomix:atomix` Maven	All versions to `3.1.5`	None

Products include Atomix Atomix.

How do I fix CVE-2020-35210?

No fix has been published for CVE-2020-35210 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-2020-35210 being exploited?

There is no known exploitation of CVE-2020-35210 in the wild and no public exploit code.

Sources

Also known as GHSA-mf27-wg66-m8f5.