Lenovo XClarity Controller (XCC)
CVE-2019-6195
An authorization bypass exists in Lenovo XClarity Controller (XCC) versions prior to 3.08 CDI340V, 3.01 TEI392O, 1.71 PSI328N where a valid authenticated user with lesser privileges may be granted read-only access to higher-privileged information if 1) “LDAP Authentication Only with Local Authorization” mode is configured and used by XCC, and 2) a lesser privileged user logs into XCC within 1 minute of a higher privileged user logging out. The authorization bypass does not exist when “Local Authentication and Authorization” or “LDAP Authentication and Authorization” modes are configured and...
Affected versions (NVD)
| Product | Versions |
|---|---|
| xclarity_controller | < 3.01_tei392o |
| xclarity_controller | < 3.08_cdi340v |
| xclarity_controller | < 1.71_psi328n |
What to do
NVD gives no version range for this CVE yet, so this page cannot name an update version. Read the vendor advisory for the fixed firmware.
Vendor advisory (from the NVD record): support.lenovo.com/us/en/product_security/LEN-29116 · support.lenovo.com/us/en/product_security/LEN-29116.
Do you run it?
Paste your BMC's Redfish answers into the Redfish Inspector: it compares the firmware version with the NVD ranges, in your browser. Or scan every BMC with the free scan.
Source: NVD CVE-2019-6195. PWX for XClarity Controller
Run it on your own fleet
PWX Discover is free: the scan reads your fleet and lists what to fix, on your machine. PWX Monitor keeps watching every layer, from the tenant to the power rail, with attack paths and alerts in your SIEM. PWX Protect acts on the BMC. Start with a pilot.