What is CVE-2023-24545?

CVE-2023-24545 is a high-severity vulnerability in Arista Cloudeos, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2023-04-12.

How severe is CVE-2023-24545?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Arista Cloudeos

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. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.008 (52.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Arista Cloudeos
Arista Dca-200-veos
Arista Networks Eos — versions 4.29.0, 4.28.0, 4.27.0

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

psirt@arista.com (Exploit, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-24545?: CVE-2023-24545 is a high-severity vulnerability in Arista Cloudeos, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2023-04-12.
How severe is CVE-2023-24545?: High severity. CVSS v3 base score is 7.5 out of 10.