title: On affected platforms running Arista EOS with VXLAN configured, malformed or truncated packets received over a VXLAN tunnel and forwarded in hardware can cause egress ports to be unable to forward packets
description: On affected platforms running Arista EOS with VXLAN configured, malformed or truncated packets received over a VXLAN tunnel and forwarded in hardware can cause egress ports to be unable to forward packets. The device will continue to be susceptible to the issue until remediation is in place.
problem types: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
affected:
{
defaultStatus: unaffected
product: EOS
vendor: Arista Networks
versions:
lessThanOrEqual: =4.25.0F, status: affected, version: 4.25.0F, versionType: custom
lessThanOrEqual: <=4.24.11M, status: affected, version: 4.24.0, versionType: custom
lessThanOrEqual: <=4.23.14M, status: affected, version: 4.23.0, versionType: custom
lessThanOrEqual: <=4.22.13M, status: affected, version: 4.22.1F, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 5.3
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Arista recommends customers move to the latest version of each release that contains all the fixes listed below. For more information about upgrading see  EOS User Manual: Upgrades and Downgrades https://www.arista.com/en/um-eos/eos-upgrades-and-downgrades
CVE-2023-24548 has been fixed in the following releases:
*  4.30.0F and later releases in the 4.30.x train
*  4.29.0F and later releases in the 4.29.x train
*  4.28.0F and later releases in the 4.28.x train
*  4.27.0F and later releases in the 4.27.x train
*  4.26.0F and later releases in the 4.26.x train
*  4.25.1F and later releases in the 4.25.x train
No remediation is planned for EOS software versions that are beyond their  standard EOS support lifecycle https://www.arista.com/en/support/product-documentation/eos-life-cycle-policy  (i.e. 4.22, 4.23).
workarounds: There is no known mitigation for the issue. The recommended resolution is to upgrade to a remediated software version at your earliest convenience.