Multiple buffer overflows in the ISSymbol ActiveX control in ISSymbol.ocx and 301.1009.2904.0 in the ISSymbol virtual machine, as distributed in Advantech Studio 6.1 SP6, InduSoft Web Studio before 7.0+SP1, and InduSoft Thin Client 7.0, allow remote attackers to execute arbitrary code via a long (1) InternationalOrder, (2) InternationalSeparator, or (3) LogFileName property value; or (4) a long bstrFileName argument to the OpenScreen method.
Published 2011-05-04 22:55:01
Updated 2013-05-21 03:04:45
View at NVD,
Vulnerability category: OverflowExecute code

Exploit prediction scoring system (EPSS) score for CVE-2011-0340

Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2011-0340

  • InduSoft Web Studio ISSymbol.ocx InternationalSeparator() Heap Overflow
    Disclosure Date: 2012-04-28
    First seen: 2020-04-26
    This module exploits a heap overflow found in InduSoft Web Studio <= SP6. The overflow exists in the ISSymbol.ocx, and can be triggered with a long string argument for the InternationalSeparator() method of the ISSymbol control. This module uses the msvcr7

CVSS scores for CVE-2011-0340

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

CWE ids for CVE-2011-0340

References for CVE-2011-0340

Products affected by CVE-2011-0340

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