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Arista EOSOn 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

Risk 38
Severity
6.5
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Remedy

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).
First published (updated )
CVE-2023-24548

Arista EOSAn issue has recently been discovered in Arista EOS where, under certain conditions, the service ACL configured for OpenConfig gNOI and OpenConfig RESTCONF might be bypassed, which results in the denied requests being forwarded to the agent.

Risk 48
Severity
7.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

An issue has recently been discovered in Arista EOS where, under certain conditions, the service ACL configured for OpenConfig gNOI and OpenConfig RESTCONF might be bypassed, which results in the denied requests being forwarded to the agent.

Remedy

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. CVE-2021-28507 has been fixed in the following releases: 4.26.3M and later releases in the 4.26.x train 4.25.6M and later releases in the 4.25.x train 4.25.4.1M and later releases in the 4.25.4.x train 4.24.8M and later releases in the 4.24.x train 4.23.10M and later releases in the 4.23.x train
First published (updated )
CVE-2021-28507

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