CVE-2023-24509

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

13/04/2023

Last modified:

25/04/2023

Description

On affected modular platforms running Arista EOS equipped with both redundant supervisor modules and having the redundancy protocol configured with RPR or SSO, an existing unprivileged user can login to the standby supervisor as a root user, leading to a privilege escalation. Valid user credentials are required in order to exploit this vulnerability.

Impact

Vector 3.x

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:arista:eos::::::::	4.23 (including)	4.23.13m (including)
cpe:2.3:o:arista:eos::::::::	4.24.0 (including)	4.24.11m (excluding)
cpe:2.3:o:arista:eos::::::::	4.25.0 (including)	4.25.10m (excluding)
cpe:2.3:o:arista:eos::::::::	4.26.0 (including)	4.26.9m (excluding)
cpe:2.3:o:arista:eos::::::::	4.27.0 (including)	4.27.7m (excluding)
cpe:2.3:o:arista:eos::::::::	4.28.0 (including)	4.28.4m (excluding)
cpe:2.3:h:arista:704x3:-:::::::*
cpe:2.3:h:arista:7304x:-:::::::*
cpe:2.3:h:arista:7304x3:-:::::::*
cpe:2.3:h:arista:7308x:-:::::::*
cpe:2.3:h:arista:7316x:-:::::::*
cpe:2.3:h:arista:7324x:-:::::::*
cpe:2.3:h:arista:7328x:-:::::::*
cpe:2.3:h:arista:7504r:-:::::::*
cpe:2.3:h:arista:7504r3:-:::::::*

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

References to Advisories, Solutions, and Tools

https://www.arista.com/en/support/advisories-notices/security-advisory/16985-security-advisory-0082