CVE-2025-8872
7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
On affected platforms running Arista EOS with OSPFv3 configured, a specially crafted packet can cause the OSFPv3 process to have high CPU utilization which may result in the OSFPv3 process being restarted. This may cause disruption in the OSFPv3 routes on the switch.
This issue was discovered internally by Arista and is not aware of any malicious uses of this issue in customer networks.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Arista Networks | EOS | 4.34.0 <= 4.34.1F | affected |
| Arista Networks | EOS | 4.33.0 <= 4.33.4M | affected |
| Arista Networks | EOS | 4.32.0 <= 4.32.7M | affected |
| Arista Networks | EOS | 4.31.0 <= 4.31.8M | affected |
| Arista Networks | EOS | 0 <= 4.31.0 | affected |
Weaknesses
- CWE-400: CWE-400 Uncontrolled Resource Consumption
Workarounds
There is no workaround to mitigate the issue.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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