ABB Panel Builder SIMATIC_TI500 UserSettings Format String Remote Code Execution Vulnerability

August 10th, 2018
ZDI-18-895 ZDI-CAN-6136

CVE ID

CVE-2018-10616

CVSS Score

6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

Affected Vendors

ABB

Affected Products

Panel Builder 800

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of ABB Panel Builder 800. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the handling of the UserSettings parameter of the ABB SIMATIC_TI500 OPC Driver. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to execute code under the context of an administrator.

Additional Details

ABB has issued an update to correct this vulnerability. More details can be found at:
https://library.e.abb.com/public/30b77e0dc904475295401b66ec74cd3c/3BSE092089_A_en_SECURITY_-_Panel_Builder_800_Improper_input_validation_vulnerability.pdf?x-sign=OyK2T7i661JL8oQxBk+0/iWUV+hinpu8Nt6nvVmhw581vp4nkzkQbe1JSiJQPtp0

Disclosure Timeline

  • 2018-05-09 - Vulnerability reported to vendor
  • 2018-08-10 - Coordinated public release of advisory
  • 2018-08-10 - Advisory Updated

Credit

Michael Flanders of Trend Micro Zero Day Initiative

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