What’s Vulnerable › Vulnerabilities
CVE-2026-73461: Security Advisory 0163
- Severity: high (CVSS 8.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-16 · updated 2026-09-17
- Weakness: CWE-266
Description
On affected EOS platforms with AAA-based gRPC authorization enabled for OpenConfig, gRPC requests of an authenticated user to OpenConfig may use the wrong privilege level, resulting in an authorization using the wrong AAA method list. This does not impact non-gRPC OpenConfig requests such as NETCONF.
Affected products
- Arista Networks EOS: from 4.29.0F before 4.30.0F; from 4.30.0F before 4.31.0F; from 4.31.0F before 4.32.0F; from 4.32.0F through 4.32.11M; from 4.33.0F through 4.33.8M; from 4.34.0F through 4.34.7M — fixed in 4.30.0F, 4.31.0F, 4.32.0F
How to fix
Upgrade to a fixed version: Arista Networks EOS 4.30.0F, 4.31.0F, 4.32.0F. Check the vendor advisory for mitigations.
References
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