CVE-2021-28171 Vangene deltaFlow E-platform - Broken Authentication

Critical 9.8 Published 6 Apr 2021 Updated 16 Sep 2024

Attackers can remotely obtain privileged permissions by tampering with user data in the Cookie due to broken authentication mechanisms.

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-2021-28171?

CVE-2021-28171 is a critical authentication bypass vulnerability in Vangene deltaFlow E-platform, published on 6 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Vangene deltaFlow E-platform does not take properly protective measures. Attackers can obtain privileged permissions remotely by tampering with users’ data in the Cookie.

Weakness: CWE-565, CWE-522

Which versions are affected by CVE-2021-28171?

It affects 1 product.

Products include Deltaflow Project Deltaflow.

How do I fix CVE-2021-28171?

No fix has been published for CVE-2021-28171 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-28171 being exploited?

There is no known exploitation of CVE-2021-28171 in the wild and no public exploit code.

Sources

Also known as GHSA-7w8x-g282-6cf2.