CVE-2021-20599
14.10.2021, 15:15
Cleartext Transmission of Sensitive InformationCleartext transmission of sensitive information vulnerability in MELSEC iQ-R series Safety CPU R08/16/32/120SFCPU firmware versions "26" and prior and MELSEC iQ-R series SIL2 Process CPU R08/16/32/120PSFCPU firmware versions "11" and prior allows a remote unauthenticated attacker to login to a target CPU module by obtaining credentials other than password.Enginsight
| Vendor | Product | Version |
|---|---|---|
| mitsubishielectric | r08sfcpu_firmware | * |
| mitsubishielectric | r16sfcpu_firmware | * |
| mitsubishielectric | r32sfcpu_firmware | * |
| mitsubishielectric | r120sfcpu_firmware | * |
| mitsubishielectric | r08psfcpu_firmware | * |
| mitsubishielectric | r16psfcpu_firmware | * |
| mitsubishielectric | r32psfcpu_firmware | * |
| mitsubishielectric | r120psfcpu_firmware | * |
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= Vulnerable software versions
Common Weakness Enumeration
- CWE-319 - Cleartext Transmission of Sensitive InformationThe software transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.
- CWE-639 - Authorization Bypass Through User-Controlled KeyThe system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
References