SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-6939

Tableau Server installations configured with Site-Specific SAML that allows the APIs to be used by unauthenticated users.

CRITICAL 9.8EPSS 1.83%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.83% probability · 78th percentile
CISA KEV
Not listed
Affected
tableau/tableau server
Source
security@salesforce.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.