CVE-2021-22764
Medium
Description
A CWE-287: Improper Authentication vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could cause loss of connectivity to the device via Modbus TCP protocol when an attacker sends a specially crafted HTTP request.
SeverityMedium
CVSS5.3
Exploit probability—
ProductSchneider-electric Powerlogic Pm5560 Firmware
PublishedJun 11, 2021
First seenJun 11, 2021
Weakness typeCWE-287Improper authentication
How to fix
Update
- schneider-electric powerlogic_pm5560_firmware2.7.8 or later
- schneider-electric powerlogic_pm5561_firmware10.7.3 or later
- schneider-electric powerlogic_pm5563_firmware2.7.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| schneider-electric powerlogic_pm5560_firmware | v < 2.7.8 | 2.7.8 |
| schneider-electric powerlogic_pm5561_firmware | v < 10.7.3 | 10.7.3 |
| schneider-electric powerlogic_pm5562_firmware | v ≤ 2.5.4 | — |
| schneider-electric powerlogic_pm5563_firmware | v < 2.7.8 | 2.7.8 |
Check your version
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