Description
On affected platforms running Arista EOS under specific link configurations an attacker with direct connectivity to the system may cause system CPU and memory utilization to increase considerably leading to slow responsiveness and eventually may cause the system to reboot.
Published: 2026-11-10
Score: 6.7 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Workaround

switch(config)# interface Ethernet3/2 switch(config-if-Et3/2)# speed auto 1g (Workaround: configure an explicit speed on all interfaces to prevent exposure)

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 10 Nov 2026 20:15:00 +0000

Type Values Removed Values Added
Description On affected platforms running Arista EOS under specific link configurations an attacker with direct connectivity to the system may cause system CPU and memory utilization to increase considerably leading to slow responsiveness and eventually may cause the system to reboot.
Title Security Advisory 0225
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.7, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Arista

Published:

Updated: 2026-11-10T20:10:00.972Z

Reserved: 2026-11-03T11:27:14.150Z

Link: CVE-2026-121369

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-10T20:18:56.303

Modified: 2026-11-10T20:18:56.303

Link: CVE-2026-121369

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-770

    Allocation of Resources Without Limits or Throttling