CVE-2026-73463
NVD: On affected platforms running Arista EOS, when multiple gRPC Network Security Interface (gNSI) transports are configured, a race condition in the gNSI Authz service may cause a policy rotation to fail silently. NVD: An authenticated user whose access was revoked by the new policy may retain unauthorized access to gRPC interfaces. NVD: This does not affect Bootz.
6.0 Severity
MEDIUM EPSS
0.0020 (10) KEV
-
Source-published summary
NVD: On affected platforms running Arista EOS, when multiple gRPC Network Security Interface (gNSI) transports are configured, a race condition in the gNSI Authz service may cause a policy rotation to fail silently. NVD: An authenticated user whose access was revoked by the new policy may retain unauthorized access to gRPC interfaces. NVD: This does not affect Bootz.
Possible impact
Source describes unauthorized access risk · authenticated boundary. Possible impact: An attacker may access resources that should require stronger authorization.
Affected context
Affected product or version requires source confirmation.
Remediation / advisory
Remediation reference present; patch status requires confirmation in the linked advisory.
Why it matters
Source describes unauthorized access risk · authenticated boundary. Possible impact: An attacker may access resources that should require stronger authorization.; CVSS 6.0 (MEDIUM); EPSS percentile 10; not listed in KEV; Remediation reference present; patch status requires confirmation in the linked advisory; sources: NVD.
What to verify
Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.
Exposure hint
authenticated boundary
Impact tags
Urgency reasons
Source-derived note
Summary derived from NVD description; unsafe procedural detail is not shown.
Redaction metadata
- source summary used
- True
- fallback summary used
- False
- unsafe procedural detail present
- false
- raw source displayed
- false
- public summary redacted
- true
Remediation handoff
Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.
Safety note
This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.