Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-24545

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
12/04/2023
Last modified:
21/04/2023

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:* 4.26.0 (including) 4.26.9m (excluding)
cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:* 4.27.0 (including) 4.27.8m (excluding)
cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:* 4.28.0 (including) 4.28.5m (excluding)
cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:* 4.29.0 (including) 4.29.2f (excluding)
cpe:2.3:h:arista:dca-200-veos:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools