CVE-2023-24545

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.

State: Published
Severity: 7.5 High
Published: Apr 12, 2023
Updated: Feb 7, 2025
Reserved: Jan 26, 2023

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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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	Arista

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
EOSArista Networks	4.29.0 through 4.29.1FAffected 4.28.0 through 4.28.4MAffected 4.27.0 through 4.27.7MAffected 4.26.8M through 4.26.8MAffected

References

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

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