CVE-2023-24545 Denial of service in EOS
Attackers can cause a denial of service on Arista CloudEOS switches by sending malformed packets that exhaust packet buffers.
- 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-2023-24545?
CVE-2023-24545 is a high-severity denial of service vulnerability in Arista Networks EOS, published on 12 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic.
Weakness: CWE-400
Which versions are affected by CVE-2023-24545?
It affects 1 product.
Products include Arista Cloudeos.
How do I fix CVE-2023-24545?
No fix has been published for CVE-2023-24545 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-2023-24545 being exploited?
There is no known exploitation of CVE-2023-24545 in the wild and no public exploit code.
Other vulnerabilities in Arista Networks EOS
Sources
Also known as GHSA-mrmx-x4x8-wq2c.