No advisories yet.
Solution
The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Arista recommends customers move to the latest version of each release that contains all the fixes listed below. For more information about upgrading see EOS User Manual: Upgrades and Downgrades https://www.arista.com/en/um-eos/eos-upgrades-and-downgrades CVE-2023-5502 has been fixed in the following releases: * 4.32.0F and later releases in the 4.32.x train * 4.31.3M and later releases in the 4.31.x train * 4.30.5M and later releases in the 4.30.x train * 4.29.7M and later releases in the 4.29.x train Note: Products 7280E and 7500E are EOL, and there are no released versions of EOS which fix the issue on those platforms.
Workaround
Mitigation of this vulnerability requires disabling dot1x. Dot1x can be disabled globally using the following command: no dot1x system-auth-control
Fri, 05 Jun 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Fri, 05 Jun 2026 10:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Arista
Arista eos |
|
| Vendors & Products |
Arista
Arista eos |
Thu, 04 Jun 2026 22:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | On affected platforms running Arista EOS with 802.1x authentication configured on the access/trunk ports, and routing enabled on the access VLAN of the ports, a malicious supplicant may be able to bypass the requirement to perform 802.1x authentication. | |
| Title | On affected platforms running Arista EOS with 802.1x authentication configured on the access/trunk ports, a malicious supplicant may bypass authentication. | |
| Weaknesses | CWE-287 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: Arista
Published:
Updated: 2026-06-05T18:30:54.241Z
Reserved: 2023-10-10T15:58:04.589Z
Link: CVE-2023-5502
Updated: 2026-06-05T18:30:50.610Z
Status : Awaiting Analysis
Published: 2026-06-04T23:16:47.210
Modified: 2026-06-05T15:02:34.977
Link: CVE-2023-5502
No data.
OpenCVE Enrichment
Updated: 2026-06-05T10:07:15Z