CVE-2021-43935 ICSMA-21-343-01 Hillrom Welch Allyn Cardio Products
Attackers can bypass authentication in SSO-enabled cardiac devices by entering any active directory account without a password, gaining full access.
- 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-2021-43935?
CVE-2021-43935 is a high-severity authentication bypass vulnerability in Hillrom Welch Allyn Connex Cardio, published on 15 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The impacted products, when configured to use SSO, are affected by an improper authentication vulnerability. This vulnerability allows the application to accept manual entry of any active directory (AD) account provisioned in the application without supplying a password, resulting in access to the application as the supplied AD account, with all associated privileges.
Which versions are affected by CVE-2021-43935?
It affects 7 products.
Products include Baxter Welch Allyn Connex Cardio, Baxter Welch Allyn Diagnostic Cardiology Suite, Baxter Welch Allyn Hscribe Holter Analysis System Firmware, Baxter Welch Allyn Q-Stress Cardiac Stress Testing System Firmware, Baxter Welch Allyn Rscribe Resting Ecg System, Baxter Welch Allyn Vision Express Holter Analysis System and 1 more.
How do I fix CVE-2021-43935?
No fix has been published for CVE-2021-43935 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-2021-43935 being exploited?
There is no known exploitation of CVE-2021-43935 in the wild and no public exploit code.
Sources
Also known as GHSA-vv5r-9wcq-cqcm.