Vulnerability · Published Nov 23, 2020 · Assigned by Salesforce

CVE-2020-6939

Critical 9.8

In plain English

A critical-severity security flaw in Tableau Server. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities).

Severity (CVSS NVD)9.8Critical

Exploit odds (30 days)1.8%top 20.9% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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 products (as reported)

Vendor	Product	Versions
n/a	Tableau Server	versions affected on both Windows and Linux are: 2018.2 through 2018.2.272018.3 through 2018.3.242019.1 through 2019.1.222019.2 through 2019.2.182019.3 through 2019.3.142019.4 through 2019.4.132020.1 through 2020.1.102020.2 through 2020.2.7

References

https://help.salesforce.com/articleView?id=000355686&type=1&mode=1 x_refsource_CONFIRM