SB2018120717 - XXE attack in GE Cimplicity 



SB2018120717 - XXE attack in GE Cimplicity

Published: December 7, 2018

Security Bulletin ID SB2018120717
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) XXE attack (CVE-ID: CVE-2018-15362)

The vulnerability allows a remote attacker to conduct XXE-attack on the target system.

The vulnerability exists due to improper handling of XML External Entities (XXEs) when parsing an XML file. A remote attacker can trick the victim into open an XML file that submits malicious input, trigger path traversal inside the Proficy server to initiate an OPC UA session and retrieve an arbitrary file from the targeted system.


Remediation

Install update from vendor's website.