CVE-2025-7048

On affected platforms running Arista EOS with MACsec configuration, a specially crafted packet can cause the MACsec process to terminate unexpectedly. Continuous receipt of these packets with certain MACsec configurations can cause longer term disruption of dataplane traffic.

Scoring

Severity
MEDIUM
CVSS base score
5.3
CVSS vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS probability
0.18%
CWE
CWE-805
Published
2026-01-06
Last modified
2026-03-12

Affected products

Weakness type

Related vulnerabilities

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