TIBCO Security Advisory: January 12, 2021 - TIBCO EBX Add-ons

TIBCO EBX EXML External Entity

Original release date: January 12, 2021
Last revised:
CVE-2020-27148
Source: TIBCO Software Inc.

Systems Affected

  • TIBCO EBX Add-ons versions 4.4.2 and below

The following components are affected:

  • TIBCO EBX Add-on for Oracle Hyperion EPM
  • TIBCO EBX Data Exchange Add-on
  • TIBCO EBX Insight Add-on

Description

The components listed above contain a vulnerability that theoretically allows a low privileged attacker with network access to execute an XML External Entity (XXE) attack.

Impact

The impact of these vulnerabilities include the possibility that an attacker would gain unauthorized read access to TIBCO EBX data, and the ability to cause a partial denial of service (partial DOS) on the affected system.

  CVSS v3 Base Score: 7.1 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)

Solution

TIBCO has released updated versions of the affected systems which address this issue:

  • TIBCO EBX Add-ons versions 4.4.2 and below update to version 4.4.3 or higher

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