CVE-2018-11142: Quest KACE System Management Appliance

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The 'systemui/settings_network.php' and 'systemui/settings_patching.php' scripts in the Quest KACE System Management Appliance 8.0.318 are accessible only from localhost. This restriction can be bypassed by modifying the 'Host' and 'X_Forwarded_For' HTTP headers in a POST request. An anonymous user can abuse this vulnerability to execute critical functions without authorization.

Affected products

• Quest KACE System Management Appliance: version 8.0.318 only

Published 2018-05-31. Last modified 2026-06-17.