Medium severity6.5NVD Advisory· Published Sep 17, 2019· Updated Jun 17, 2026
CVE-2019-6833
CVE-2019-6833
Description
A CWE-754 – Improper Check for Unusual or Exceptional Conditions vulnerability exists in Magelis HMI Panels (all versions of - HMIGTO, HMISTO, XBTGH, HMIGTU, HMIGTUX, HMISCU, HMISTU, XBTGT, XBTGT, HMIGXO, HMIGXU), which could cause a temporary freeze of the HMI when a high rate of frames is received. When the attack stops, the buffered commands are processed by the HMI panel.
Affected products
12- cpe:2.3:h:schneider-electric:hmigtu_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:hmigto_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:hmigxo_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:hmigxu_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:hmiscu_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:hmisto_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:hmistu_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:xbtgh_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:xbtgt_firmware:-:*:*:*:*:*:*:*
(expand)+ 1 more
- (no CPE)
- (no CPE)range: all versions of HMIGTO
Patches
Vulnerability mechanics
References
2News mentions
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