CVE-2025-7048
MEDIUM EPSS 6.3%
Published Jan 6, 20265mo ago · Modified Jun 17, 20261w ago
5.3 CVSS 4.0
Published Jan 6, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago
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 Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
6.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-805
References 1
- arista.com https://www.arista.com/en/support/advisories-notices/security-advisory/23120-security-advisory-0132
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.