CVE-2025-7048
5.3
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
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Arista Networks | EOS | 4.34.3.0 <= 4.34.3.1M | affected |
| Arista Networks | EOS | 4.33.0 <= 4.33.5M | affected |
| Arista Networks | EOS | 4.32.0 <= 4.32.7M | affected |
| Arista Networks | EOS | 4.31.0 <= 4.31.9M | affected |
| Arista Networks | EOS | 0 < 4.30.0 | affected |
Weaknesses
- CWE-805: CWE-805
Workarounds
There is no known work around to keep MACsec running and make it not susceptible to the security issue. MACsec would need to be disabled to eliminate the issue.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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