Multiple Code Injection vulnerabilities in EasyVirt DC NetScope <= 8.7.0 allows remote authenticated attackers to execute arbitrary code via the (1) lang parameter to /international/keyboard/options; the (2) keyboard_layout or (3) keyboard_variant parameter to /international/settings/keyboard; the (4) timezone parameter to /international/settings/timezone.
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.