CVE-2020-6939: Critical severity tableau server vulnerability

Published Nov 23, 2020
·
Updated

Tableau Server installations configured with Site-Specific SAML that allows the APIs to be used by unauthenticated users. If exploited, this could allow a malicious user to configure Site-Specific SAML settings and could lead to account takeover for users of that site. Tableau Server versions affected on both Windows and Linux are: 2018.2 through 2018.2.27, 2018.3 through 2018.3.24, 2019.1 through 2019.1.22, 2019.2 through 2019.2.18, 2019.3 through 2019.3.14, 2019.4 through 2019.4.13, 2020.1 through 2020.1.10, 2020.2 through 2020.2.7, and 2020.3 through 2020.3.2.

Affected Software

9 affected components
Tableau Tableau Server>=2018.2<=2018.2.27
Tableau Tableau Server>=2018.3<=2018.3.24
Tableau Tableau Server>=2019.1<=2019.1.22
Tableau Tableau Server>=2019.2<=2019.2.18
Tableau Tableau Server>=2019.3<=2019.3.14
Tableau Tableau Server>=2019.4<=2019.4.13
Tableau Tableau Server>=2020.1<=2020.1.10
Tableau Tableau Server>=2020.2<=2020.2.7
Tableau Tableau Server>=2020.3<=2020.3.2

Event History

Nov 23, 2020
CVE Published
via MITRE·04:16 PM
Data Sourced
via MITRE·04:16 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the vulnerability ID of this Tableau Server vulnerability?

The vulnerability ID of this Tableau Server vulnerability is CVE-2020-6939.

2

What is the severity level of the CVE-2020-6939 vulnerability?

The severity level of the CVE-2020-6939 vulnerability is critical with a score of 9.8.

3

How does the CVE-2020-6939 vulnerability affect Tableau Server?

The CVE-2020-6939 vulnerability affects Tableau Server installations that are configured with Site-Specific SAML and allow the APIs to be used by unauthenticated users.

4

What is the potential impact of the CVE-2020-6939 vulnerability?

If exploited, the CVE-2020-6939 vulnerability could allow a malicious user to configure Site-Specific SAML settings and lead to account takeover for users of that site.

5

How can I fix the CVE-2020-6939 vulnerability?

To fix the CVE-2020-6939 vulnerability, Tableau Server users should upgrade to a version that is not affected by the vulnerability.

Contact

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