CVE-2019-6855
High
Description
Incorrect Authorization vulnerability exists in EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20) , and Modicon M580 (all versions prior to V3.10), which could cause a bypass of the authentication process between EcoStruxure Control Expert and the M340 and M580 controllers.
SeverityHigh
CVSS7.3
Exploit probability—
ProductSchneider-electric Ecostruxure Control Expert
PublishedJan 6, 2020
First seenJan 6, 2020
Weakness typeCWE-863Incorrect authorization
How to fix
Update
- schneider-electric ecostruxure_control_expert14.1 or later
- schneider-electric modicon_m580_bmep584040_firmware3.10 or later
- schneider-electric modicon_m580_bmeh584040_firmware3.10 or later
- schneider-electric modicon_m580_bmep586040_firmware3.10 or later
- schneider-electric modicon_m580_bmeh586040_firmware3.10 or later
- schneider-electric modicon_m580_bmep581020_firmware3.10 or later
- schneider-electric modicon_m580_bmep582020_firmware3.10 or later
- schneider-electric modicon_m580_bmep582040_firmware3.10 or later
- schneider-electric modicon_m580_bmep583020_firmware3.10 or later
- schneider-electric modicon_m580_bmep583040_firmware3.10 or later
- schneider-electric modicon_m580_bmep584020_firmware3.10 or later
- schneider-electric modicon_m580_bmep585040_firmware3.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| schneider-electric ecostruxure_control_expert | v < 14.1, 14.1 | 14.1 |
| schneider-electric unity_pro | No range specified | — |
| schneider-electric modicon_m580_bmep584040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmeh584040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep586040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmeh586040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep581020_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep582020_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep582040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep583020_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep583040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep584020_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep585040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmeh582040_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep584040s_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmeh584040s_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmeh586040s_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m580_bmep582040s_firmware | v < 3.10 | 3.10 |
| schneider-electric modicon_m340_bmxp3420302_firmware | v < 3.20 | 3.20 |
| schneider-electric modicon_m340_bmxp342020_firmware | v < 3.20 | 3.20 |
| schneider-electric modicon_m340_bmxp342000_firmware | v < 3.20 | 3.20 |
| schneider-electric modicon_m340_bmxp341000_firmware | v < 3.20 | 3.20 |
| schneider-electric modicon_m340_bmxp3420102_firmware | v < 3.20 | 3.20 |
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