CVE-2025-8872

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.arista.com/en/support/advisories-notices/security-advisory/23115-security-advisory-0128

Configurations

No configuration.

History

16 Dec 2025, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-16 20:15

Updated : 2025-12-18 15:08

NVD link : CVE-2025-8872

Mitre link : CVE-2025-8872

CVE.ORG link : CVE-2025-8872

JSON object : View

Products Affected

No product.

CWE

CWE-400

Uncontrolled Resource Consumption

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