cisco-sa-sdwan-esc-rSNVvTf9: Cisco IOS XE SD-WAN Software Console Privilege Escalation Vulnerability

Published Mar 24, 2021
·
Updated

A vulnerability in the role-based access control of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker with read-only privileges to obtain administrative privileges by using the console port when the device is in the default SD-WAN configuration. This vulnerability occurs because the default configuration is applied for console authentication and authorization. An attacker could exploit this vulnerability by connecting to the console port and authenticating as a read-only user. A successful exploit could allow a user with read-only permissions to access administrative privileges. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-esc-rSNVvTf9

Affected Software

1 affected component
Cisco IOS XE SD-WAN Software

Event History

Mar 24, 2021
Advisory Published
04:00 PM
Data Sourced
04:00 PM
DescriptionSeverityWeaknessAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of cisco-sa-sdwan-esc-rSNVvTf9?

The cisco-sa-sdwan-esc-rSNVvTf9 vulnerability is rated as high severity due to the potential for privilege escalation.

2

How do I fix cisco-sa-sdwan-esc-rSNVvTf9?

To fix cisco-sa-sdwan-esc-rSNVvTf9, apply the recommended patch or upgrade provided by Cisco for the affected IOS XE SD-WAN Software.

3

Who is affected by cisco-sa-sdwan-esc-rSNVvTf9?

The cisco-sa-sdwan-esc-rSNVvTf9 vulnerability affects users of the Cisco IOS XE SD-WAN Software that are configured with default settings.

4

What type of attack does cisco-sa-sdwan-esc-rSNVvTf9 allow?

The cisco-sa-sdwan-esc-rSNVvTf9 vulnerability allows an authenticated, local attacker with read-only access to escalate privileges to administrative access.

5

When was cisco-sa-sdwan-esc-rSNVvTf9 disclosed?

The cisco-sa-sdwan-esc-rSNVvTf9 vulnerability was disclosed in a Cisco security advisory detailing its implications for affected devices.

Contact

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