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
CVSS Score
3.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-532 |
| Vendor | arista networks |
| Product | eos |
| Published | Sep 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
Arista Networks / EOS
4.36.0 ≤ 4.36.1F 4.35.0 ≤ 4.35.5M 4.34.0 ≤ 4.34.7M 4.33.0 ≤ 4.33.9M
References
Credits
This issue was discovered internally by Arista.