What’s Vulnerable › Vulnerabilities

CVE-2011-4034

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 13.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-12-02 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in the Steema TeeChart ActiveX control, as used in Schneider Electric Vijeo Historian 4.30 and earlier, CitectHistorian 4.30 and earlier, and CitectSCADAReports 4.10 and earlier, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors.

Affected products

• Schneider-Electric Citecthistorian: through 4.30; 4.20
• Schneider-Electric Citectscada Reports: through 4.10; 4.0
• Schneider-Electric Vijeo Historian: through 4.30; 4.0, 4.10, 4.20

References

• http://www.citect.com/index.php?option=com_content&view=article&id=1656&Itemid=1695
• http://www.scada.schneider-electric.com/sites/scada/en/login/historian-vulnerability.page
• http://www.us-cert.gov/control_systems/pdf/ICSA-11-307-01.pdf
• http://www.citect.com/index.php?option=com_content&view=article&id=1656&Itemid=1695
• http://www.scada.schneider-electric.com/sites/scada/en/login/historian-vulnerability.page
• http://www.us-cert.gov/control_systems/pdf/ICSA-11-307-01.pdf

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