vulnerability
security-advisory-0055
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | Dec 16, 2020 | Sep 4, 2024 | Jan 14, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Dec 16, 2020
Added
Sep 4, 2024
Modified
Jan 14, 2026
Description
This advisory documents the impact of a vulnerability in Arista's EOS for device configurations leveraging VxLAN Routing and VRFs. On impacted devices, malformed packets could be incorrectly forwarded across VRF boundaries when non-default VRFs are configured. This issue affects UDP traffic, and will fail to complete the three-way handshake for TCP traffic. This issue was discovered internally and Arista is not aware of any malicious uses of this issue in customer networks.
Solution
upgrade-solution-cve-2020-26568
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