CVE-2019-18948
High
Description
An issue was found in Arista EOS. Specific malformed ARP packets can impact the software forwarding of VxLAN packets. This issue is found in Arista’s EOS VxLAN code, which can allow attackers to crash the VxlanSwFwd agent. This affects EOS 4.21.8M and below releases in the 4.21.x train, 4.22.3M and below releases in the 4.22.x train, 4.23.1F and below releases in the 4.23.x train, and all releases in 4.15, 4.16, 4.17, 4.18, 4.19, 4.20 code train.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Arista Eos
PublishedApr 16, 2020
First seenApr 16, 2020
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| arista eos | 4.21.0 ≤ v ≤ 4.21.8m, 4.22.0 ≤ v ≤ 4.22.3m, 4.23.0 ≤ v ≤ 4.23.1f, 4.15, 4.16, 4.17, 4.18, 4.19, 4.20 | — |
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