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OpenAdvisories
Medium · 6.5 CVE-2023-24513 EUVD-2023-28531GHSA-c6gg-q5f6-74fh

On affected platforms running Arista CloudEOS a size check bypass issue in the Software Forwarding Engine (Sfe) may allow buffer over reads in later code. Additionally, depending on configured options this may cause a recomputation of the TCP checksum ...

Published Apr 12, 2023 · Updated Feb 7, 2025 · Assigned by Arista

Description

On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic.

Affected products

VendorProductAffectedFixed
Arista Networks EOS 4.29.0 – ≤ 4.29.1F, 4.28.0 – ≤ 4.28.5M, 4.27.0 – ≤ 4.27.8M, 4.26.0 – ≤ 4.26.9M —

References