Permissions, Privileges, and Access Controls in Lenovo XClarity Controller (XCC) - CVE-2019-6195

 

Permissions, Privileges, and Access Controls in Lenovo XClarity Controller (XCC) - CVE-2019-6195

Published: February 14, 2020


Vulnerability identifier: #VU25354
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-6195
CWE-ID: CWE-264
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Lenovo
Affected software:
Lenovo XClarity Controller (XCC)

Detailed vulnerability description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to an authorization bypass issue. A remote authenticated attacker on the local network can gain 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.


How to mitigate CVE-2019-6195

Install updates from vendor's website.

Sources