CVE-2022-26355 Citrix Federated Authentication Service (FAS)
Citrix FAS incorrectly stores private keys in software instead of TPM when configured via PowerShell, weakening key protection.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-26355?
CVE-2022-26355 is a medium-severity vulnerability in Citrix Federated Authentication Service (FAS), published on 9 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Citrix Federated Authentication Service (FAS) 7.17 - 10.6 causes deployments that have been configured to store a registration authority certificate's private key in a Trusted Platform Module (TPM) to incorrectly store that key in the Microsoft Software Key Storage Provider (MSKSP). This issue only occurs if PowerShell was used when configuring FAS to store the registration authority certificate’s private key in the TPM. It does not occur if the TPM was not selected for use or if the FAS administration console was used for configuration.
Weakness: CWE-668
Which versions are affected by CVE-2022-26355?
It affects 1 product.
Products include Citrix Federated Authentication Service.
How do I fix CVE-2022-26355?
No fix has been published for CVE-2022-26355 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-26355 being exploited?
There is no known exploitation of CVE-2022-26355 in the wild and no public exploit code.
Sources
Also known as GHSA-r8vp-6r8v-9x9x.