CVE-2011-4033

high

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.

References

http://www.us-cert.gov/control_systems/pdf/ICSA-11-307-01.pdf

http://www.scada.schneider-electric.com/sites/scada/en/login/historian-vulnerability.page

http://www.citect.com/index.php?option=com_content&view=article&id=1656&Itemid=1695

Details

Source: Mitre, NVD

Published: 2011-12-02

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.0056