CVE-2021-1454: Cisco IOS XE SD-WAN Software Parameter Injection Vulnerabilities

Published Mar 24, 2021
·
Updated

Multiple vulnerabilities in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to access the underlying operating system with root privileges. These vulnerabilities are due to insufficient input validation of certain CLI commands. An attacker could exploit these vulnerabilities by authenticating to the device and submitting crafted input to the CLI. The attacker must be authenticated as an administrative user to execute the affected commands. A successful exploit could allow the attacker to access the underlying operating system with root privileges.

Affected Software

2 affected components
Cisco IOS XE
Cisco IOS XE SD-WAN

Event History

Mar 24, 2021
CVE Published
via MITRE·08:06 PM
Data Sourced
via MITRE·08:06 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this Cisco IOS XE SD-WAN Software vulnerability?

The vulnerability ID for this Cisco IOS XE SD-WAN Software vulnerability is CVE-2021-1454.

2

What is the severity level of CVE-2021-1454?

The severity level of CVE-2021-1454 is high (6.7).

3

How can an attacker exploit CVE-2021-1454?

An attacker can exploit CVE-2021-1454 by using insufficiently validated CLI commands to gain root privileges on the underlying operating system.

4

Which software is affected by CVE-2021-1454?

The Cisco IOS XE SD-WAN Software is affected by CVE-2021-1454.

5

Where can I find more information about CVE-2021-1454?

More information about CVE-2021-1454 can be found at the following reference: [link](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xesdwpinj-V4weeqzU).

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