Advisory Details

August 10th, 2018

ABB Panel Builder BEMBSlave ComErrorIO Stack-based Buffer Overflow Remote Code Execution Vulnerability

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 ComErrorIO parameter of the ABB BEMBSlave OPC Driver. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. 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	2018-04-05 - 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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