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Vulnerability Summary for CVE-2013-0662

Original release date: 04/01/2014
Last revised: 10/08/2015


Multiple stack-based buffer overflows in ModbusDrv.exe in Schneider Electric Modbus Serial Driver 1.10 through 3.2 allow remote attackers to execute arbitrary code via a large buffer-size value in a Modbus Application Header.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 9.3 HIGH
Impact Subscore: 10.0
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
Per: http://ics-cert.us-cert.gov/advisories/ICSA-14-086-01 "The following Schneider Electric products bundle the Schneider Electric Modbus Serial Driver (ModbusDrv.exe), which is started when attempting to connect to a Programmable Logic Controller (PLC) via the serial port of a personal computer: TwidoSuite Versions 2.31.04 and earlier, PowerSuite Versions 2.6 and earlier, SoMove Versions 1.7 and earlier, SoMachine Versions 2.0, 3.0, 3.1, and 3.0 XS, Unity Pro Versions 7.0 and earlier, UnityLoader Versions 2.3 and earlier, Concept Versions 2.6 SR7 and earlier, ModbusCommDTM sl Versions 2.1.2 and earlier, PL7 Versions 4.5 SP5 and earlier, SFT2841 Versions 14, 13.1 and earlier, and OPC Factory Server Versions 3.50 and earlier. Modbus Serial Driver versions that are affected: Windows XP 32 bit V1.10 IE v37, Windows Vista 32 bit V2.2 IE12, Windows 7 32 bit V2.2 IE12, and Windows 7 64 bit V3.2 IE12."

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External Source: BID
Name: 66500
External Source: CONFIRM
Name: http://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202013-070-01
Type: Advisory
US-CERT Vulnerability Note: MISC
Name: http://ics-cert.us-cert.gov/advisories/ICSA-14-086-01

Technical Details

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