CVE-2026-73442

On affected platforms running Arista EOS with VRRP enabled, the peer device VRRP authentication credentials are logged in cleartext on the switch, allowing an authenticated user with sufficient privileges to view agent trace logs (or a system receiving for

LOW
3
CVSS Score
Published: September 16, 2026 at 06:50 PM UTC
Updated: September 17, 2026 at 07:16 PM UTC
1 product affected across 1 vendorArista EOS

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Severity
LOW3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

On affected platforms running Arista EOS with VRRP enabled, the peer device VRRP authentication credentials are logged in cleartext on the switch, allowing an authenticated user with sufficient privileges to view agent trace logs (or a system receiving forwarded log output) to obtain the peer device VRRP authentication credentials without having access to the network segment on which VRRP is running.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

4.33.0 ≤ v ≤ 4.33.9M4.34.0 ≤ v ≤ 4.34.7M4.35.0 ≤ v ≤ 4.35.5M4.36.0 ≤ v ≤ 4.36.1F4.33.04.34.04.35.04.36.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3LOWArista
Attack Vector
ADJACENT_NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-532

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