CVE-2023-3646

On affected platforms running Arista EOS with mirroring to multiple destinations configured, an internal system error may trigger a kernel panic and cause system reload.

Published Aug 29, 2023 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
On affected platforms running Arista EOS with mirroring to multiple destinations configured, an internal system error may trigger a kernel panic and cause system reload.

Remediation

Vendor 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-2023-3646 has been fixed in the following releases: * 4.28.6M and later releases in the 4.28.x train * 4.29.2F and later releases in the 4.29.x train


Vendor Workaround

The suggestion to prevent this issue is to remove any mirroring config #show monitor session No sessions created This example confirms that the system does not have any mirroring config present which will prevent this issue from occurring.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-44290 On affected platforms running Arista EOS with mirroring to multiple destinations configured, an internal system error may trigger a kernel panic and cause system reload.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Arista
Published
Updated
Sep 30, 2024, 5:44 PM
Reserved
Jul 12, 2023, 5:53 PM
Status
Modified
Published
Aug 29, 2023, 5:15 PM
Modified
Jun 17, 2026, 6:14 AM