9.1 CriticalCWE-78
CVE-2026-73447
Security Advisory 0162 - gNSI Certz/Bootz OS Command Injection via Crafted Rotate Request
Status
- Not in CISA KEV
- Vendor fix available
Exploit probabilityEPSSchecked 25 Oct
0.7%probability of exploitation in the next 30 days
Higher than 53% of scored CVEs
SeverityCVSS
9.1Critical
Description NVD
A privileged attacker can exploit certain operation to execute arbitrary commands with root privileges, leading to full device compromise. An authenticated user can exploit gRPC Network Security Interface (gNSI) Certz service on Arista EOS-based products to escalate privileges and execute arbitrary OS commands via a crafted Certz Rotate request. The Bootz service is also affected.
Coverage 1 article · 1 outlet
- Arista Fixes Critical EOS Flaws Enabling Unauthenticated Code ExecutionSecurityOnline · first in our coverage · mentions it in passing