CVE-2025-7048 — MEDIUM (4.3)

Vulnerability Description

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.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Related Weaknesses (CWE)

CWE-805

References

https://www.arista.com/en/support/advisories-notices/security-advisory/23120-sec

FAQ

What is CVE-2025-7048?

CVE-2025-7048 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 ...

How severe is CVE-2025-7048?

CVE-2025-7048 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-7048?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.