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

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CVE-2020-11622

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
10/06/2020
Last modified:
23/06/2020

Description

A vulnerability exists in Arista’s Cloud EOS VM / vEOS 4.23.2M and below releases in the 4.23.x train, 4.22.4M and below releases in the 4.22.x train, 4.21.3M to 4.21.9M releases in the 4.21.x train, 4.21.3FX-7368.*, 4.21.4-FCRFX.*, 4.21.4.1, 4.21.7.1, 4.22.2.0.1, 4.22.2.2.1, 4.22.3.1, and 4.23.2.1 Router code in a scenario where TCP MSS options are configured.

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
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:arista:cloudeos:*:*:*:*:*:*:*:* 4.21.3m (including) 4.21.9m (including)
cpe:2.3:a:arista:cloudeos:*:*:*:*:*:*:*:* 4.22.0 (including) 4.22.4m (including)
cpe:2.3:a:arista:cloudeos:*:*:*:*:*:*:*:* 4.23.0 (including) 4.23.2m (including)
cpe:2.3:a:arista:cloudeos:4.21.3fx-7368:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.21.4-fcrfx:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.21.4.1:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.21.7.1:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.22.2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.22.2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.22.3.1:*:*:*:*:*:*:*
cpe:2.3:a:arista:cloudeos:4.23.2.1:*:*:*:*:*:*:*
cpe:2.3:a:arista:veos:*:*:*:*:*:*:*:* 4.21.3m (including) 4.21.9m (including)
cpe:2.3:a:arista:veos:*:*:*:*:*:*:*:* 4.22.0 (including) 4.22.4m (including)
cpe:2.3:a:arista:veos:*:*:*:*:*:*:*:* 4.23.0 (including) 4.23.2m (including)
cpe:2.3:a:arista:veos:4.21.3fx-7368:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools