by Kastro CVE-2026-73461
Arista Networks EOS — Security Advisory 0163
Description · from the CVE record
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
ProductAffectedFixed inSource
EOS4.29.0F – < 4.30.0F4.30.0FCNA
EOS4.30.0F – < 4.31.0F4.31.0FCNA
EOS4.31.0F – < 4.32.0F4.32.0FCNA
EOS4.32.0F – 4.32.11M–CNA
EOS4.33.0F – 4.33.8M–CNA
EOS4.34.0F – 4.34.7M–CNA
EOS4.35.0F – 4.35.5M–CNA
EOS4.36.0F – 4.36.0.1F–CNA
Scores by source
Arista (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Arista (CNA)8.0CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total