CVE-2026-73447 — Security Advisory 0162 - gNSI Certz/Bootz OS Command Injection via Crafted Rotate Request

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Arista Networks / EOS	affected 4.30.2F before 4.31.0F; affected 4.31.0F before 4.32.0F; affected 4.32.0F before 4.33.0F; affected 4.33.0F through 4.33.8M; affected 4.34.0F through 4.34.7M; affected 4.35.0F through 4.35.5M; affected 4.36.0F through 4.36.0.1F

CWE

CWE-78

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24718-security-advisory-0162

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.