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Vulnerability record · CVE-2011-4033 · published 2 December 2011

CVE-2011-4033: Schneider-electric vijeo historian memory buffer overflow vulnerability

Schneider Electric · Vijeo Historian

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 cause a denial of service via unspecified vectors.

4.3 CVSS 2.0 Medium EPSS 1.5% · top 26.0% CWE-119 · Memory buffer overflow
4.3CVSS 2.0 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

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 cause a denial of service via unspecified vectors.

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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 US Government Resource
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 US Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-4033), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.