Vulnerability in Citrix Federated Authentication Service

CVE-2022-26355

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.

EPSS: 0.002 (6.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-26355?
CVE-2022-26355 is a medium-severity vulnerability in Citrix Federated Authentication Service, classified under Exposure of Resource to Wrong Sphere. CVSS score: 4.4/10. Published 2022-03-10.
How severe is CVE-2022-26355?
Medium severity. CVSS v3 base score is 4.4 out of 10.