CVE-2020-12495 ENDRESS+HAUSER: Ecograph T utilizing Webserver firmware version 1.x has improper privilege management
Improper session management allows low-privilege users to gain higher privileges on Endress+Hauser Ecograph T devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-12495?
CVE-2020-12495 is a critical vulnerability in Endress+Hauser ORSG35 - Ecograph T Neutral/Private Label, published on 19 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-269
Which versions are affected by CVE-2020-12495?
It affects 4 products.
Products include Endress Orsg35 Firmware, Endress Orsg45 Firmware, Endress Rsg35 Firmware, Endress Rsg45 Firmware.
How do I fix CVE-2020-12495?
No fix has been published for CVE-2020-12495 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-12495 being exploited?
There is no known exploitation of CVE-2020-12495 in the wild and no public exploit code.
Other vulnerabilities in Endress+Hauser ORSG35 - Ecograph T Neutral/Private Label
Sources
Also known as GHSA-wvp6-r3f2-3fpj.