SB2017051706 - Two vulnerabilities in Schneider Electric SoMachine HVAC



SB2017051706 - Two vulnerabilities in Schneider Electric SoMachine HVAC

Published: May 17, 2017 Updated: May 18, 2017

Security Bulletin ID SB2017051706
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2017-7965)

The vulnerability allows a local attacker to execute arbitrary code on the target system.

The weakness exists due to stack-based buffer overflow when processing AlTracePrint.exe. A local attacker can make call AlTracePrint.exe, trigger memory corruption and execute arbitrary code on the target system with administrator privileges.

Successful exploitation of this vulnerability may result in system compromise.

2) DDL injection (CVE-ID: CVE-2017-7966)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to uncontrolled search path element. A remote attacker can load a specially crafted DLL file from remote WebDAV or SMB resource and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of this vulnerability may result in system compromise.

Remediation

Install update from vendor's website.