TIBCO Security Advisory: June 12, 2018 - TIBCO Runtime Agent -2018-5434

XML eXternal Entity Expansion Vulnerabilities with TIBCO Runtime Agent

Original release date: June 12,2018
Last revised: –
CVE-2018-5434
Source: TIBCO Software Inc.

XML eXternal Entity Expansion Vulnerabilities with TIBCO Runtime Agent

Original release date: June 12, 2018
Last revised: –
Source: TIBCO Software Inc.

Systems Affected

TIBCO Runtime Agent versions 5.10.0 and below

TIBCO Runtime Agent for z/Linux versions 5.9.1 and below

The following components are affected:

• TIBCO Designer

Description

The TIBCO Runtime Agent component listed above contains vulnerabilities
wherein a malicious user could perform XML external entity expansion (XXE)
attacks to disclose host machine information.

Impact

The impact of the vulnerability includes the theoretical possibility of
disclosing contents of files on the host machine that are accessible to the
operating system account used to run the affected component.

CVSS v3 Base Score: 5.8 (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N)

Solution

TIBCO has released updated versions of the affected components which address
these issues.

For each affected system, update to the corresponding software versions:

TIBCO Runtime Agent versions 5.10.0 and below update to version 5.10.1
or higher

TIBCO Runtime Agent for z/Linux versions 5.9.1 and below update to
version 5.10.1 or higher

Acknowledgments

TIBCO would like to extend its appreciation to Baker Hamilton at Bishop Fox
for discovery of this vulnerability.

References

http://www.tibco.com/services/support/advisories
CVE: CVE-2018-5434

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