CVE-2025-54547 Security feature bypass in DANZ Monitoring Fabric
Attackers can bypass SSH session timeouts to perform file operations if client-side multiplexing is enabled on Arista DANZ devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-54547?
CVE-2025-54547 is a medium-severity vulnerability in Arista Networks DANZ Monitoring Fabric, published on 29 Oct 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
On affected platforms, if SSH session multiplexing was configured on the client side, SSH sessions (e.g, scp, sftp) multiplexed onto the same channel could perform file-system operations after a configured session timeout expired
Weakness: CWE-613
Which versions are affected by CVE-2025-54547?
How do I fix CVE-2025-54547?
No fix has been published for CVE-2025-54547 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-54547 being exploited?
There is no known exploitation of CVE-2025-54547 in the wild and no public exploit code.
Sources
Also known as GHSA-c4hj-8xp2-799f.