CVE-2020-12496

Summary

Endress+Hauser Ecograph T (Neutral/Private Label) (RSG35, ORSG35) and Memograph M (Neutral/Private Label) (RSG45, ORSG45) with Firmware version V2.0.0 and above is prone to exposure of sensitive information to an unauthorized actor. The firmware release has a dynamic token for each request submitted to the server, which makes repeating requests and analysis complex enough. Nevertheless, it's possible and during the analysis it was discovered that it also has an issue with the access-control matrix on the server-side. It was found that a user with low rights can get information from endpoints that should not be available to this user.

Affected Software

VendorProductVersion RangeStatus
Endress+HauserRSG35 - Ecograph TV2.0.0 < *affected
Endress+HauserORSG35 - Ecograph T Neutral/Private LabelV2.0.0 < *affected
Endress+HauserRSG45 - Memograph MV2.0.0 < *affected
Endress+HauserORSG45 - Memograph M Neutral/Private LabelV2.0.0 < *affected

Weaknesses

  • CWE-200: CWE-200 Information Exposure

Workarounds

Customers should configure a perimeter firewall to block traffic from untrusted networks and users to the device. These recommendations will be incorporated into the device documentation (operating instructions) Change default password for operator, service and admin account.

ADP Enrichment

CVE Program Container

Additional References

References