CVE-2020-3216: Cisco IOS XE SD-WAN Software Authentication Bypass Vulnerability

Published Jun 3, 2020
·
Updated

A vulnerability in Cisco IOS XE SD-WAN Software could allow an unauthenticated, physical attacker to bypass authentication and gain unrestricted access to the root shell of an affected device. The vulnerability exists because the affected software has insufficient authentication mechanisms for certain commands. An attacker could exploit this vulnerability by stopping the boot initialization of an affected device. A successful exploit could allow the attacker to bypass authentication and gain unrestricted access to the root shell of the affected device.

Affected Software

7 affected components
cisco IOS XE SD-WAN=16.9.0
cisco IOS XE SD-WAN=16.9.1
cisco IOS XE SD-WAN=16.9.2
cisco IOS XE SD-WAN=16.9.3
cisco IOS XE SD-WAN=16.9.4
cisco IOS XE SD-WAN=16.10.0
cisco IOS XE SD-WAN=16.10.1

Event History

Jun 3, 2020
CVE Published
via MITRE·05:41 PM
Data Sourced
via MITRE·05:41 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability ID of this vulnerability is CVE-2020-3216.

2

What is the severity of CVE-2020-3216?

The severity of CVE-2020-3216 is high, with a severity value of 6.8.

3

Which software is affected by CVE-2020-3216?

Cisco IOS XE SD-WAN Software version 16.9.0, 16.9.1, 16.9.2, 16.9.3, 16.9.4, 16.10.0, and 16.10.1 are affected by CVE-2020-3216.

4

How does CVE-2020-3216 impact the affected software?

CVE-2020-3216 allows an unauthenticated, physical attacker to bypass authentication and gain unrestricted access to the root shell of an affected device.

5

Is there a fix available for CVE-2020-3216?

Yes, Cisco has provided a fix for CVE-2020-3216. Please refer to the Cisco Security Advisory for more information.

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