First published: Tue Sep 17 2019(Updated: )
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.
Credit: cybersecurity@se.com
Affected Software | Affected Version | How to fix |
---|---|---|
Schneider-electric Hmigto Firmware | ||
Schneider-electric Hmigto1300 | ||
Schneider-electric Hmigto1310 | ||
Schneider-electric Hmigto2300 | ||
Schneider-electric Hmigto2310 | ||
Schneider-electric Hmigto2315 | ||
Schneider-electric Hmigto3510 | ||
Schneider-electric Hmigto4310 | ||
Schneider-electric Hmigto5310 | ||
Schneider-electric Hmigto5315 | ||
Schneider-electric Hmigto6310 | ||
Schneider-electric Hmigto6315 | ||
Schneider-electric Hmisto Firmware | ||
Schneider-electric Hmisto501 | ||
Schneider-electric Hmisto511 | ||
Schneider-electric Hmisto512 | ||
Schneider-electric Hmisto531 | ||
Schneider-electric Hmisto532 | ||
Schneider-electric Hmisto705 | ||
Schneider-electric Hmisto715 | ||
Schneider-electric Hmisto735 | ||
Schneider-electric Xbtgh Firmware | ||
Schneider-electric Xbtgh2460 | ||
Schneider-electric Hmigtu Firmware | ||
Schneider-electric Hmig2u | ||
Schneider-electric Hmig3u | ||
Schneider-electric Hmig3ufc | ||
Schneider-electric Hmig5u | ||
Schneider-electric Hmig5u2 | ||
Schneider-electric Hmig5ufc | ||
Schneider-electric Hmig5ul8a | ||
Schneider-electric Hmiscu Firmware | ||
Schneider-electric Hmiscu6a5 | ||
Schneider-electric Hmiscu6b5 | ||
Schneider-electric Hmiscu8a5 | ||
Schneider-electric Hmiscu8b5 | ||
Schneider-electric Hmistu Firmware | ||
Schneider-electric Hmistu655 | ||
Schneider-electric Hmistu655w | ||
Schneider-electric Hmistu855 | ||
Schneider-electric Hmistu855w | ||
Schneider-electric Xbtgt Firmware | ||
Schneider-electric Xbtgt2430 | ||
Schneider-electric Xbtgt2930 | ||
Schneider-electric Hmigxo Firmware | ||
Schneider-electric Hmigxo | ||
Schneider-electric Hmigxu Firmware | ||
Schneider-electric Hmigxu35 | ||
Schneider-electric Hmigxu55 |
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The vulnerability ID for this vulnerability is CVE-2019-6833.
The severity rating of CVE-2019-6833 is medium with a value of 6.5.
The Magelis HMI Panels, including all versions of HMIGTO, HMISTO, XBTGH, HMIGTU, HMIGTUX, HMISCU, HMISTU, XBTGT, HMIGXO, and HMIGXU are affected by CVE-2019-6833.
The vulnerability could cause a temporary freeze of the HMI when a high rate of frames is received.
To fix CVE-2019-6833, it is recommended to apply the security patches provided by Schneider-electric. Please refer to their website for more information.