CVE-2023-24545

HIGH

Arista CloudEOS 4.26.0-4.26.9m - Denial of Service via Malformed Packet Buffer Leak

Title source: llm

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.

References (1)

Core 1

Core References

Exploit, Patch, Vendor Advisory

https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085

Scores

CVSS v3 7.5

EPSS 0.0077

EPSS Percentile 51.0%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-400

Status published

Products (1)

arista/cloudeos 4.26.0 - 4.26.9m

Published Apr 12, 2023

Tracked Since Feb 18, 2026