CVE-2018-17850

An issue was discovered in JsonCpp 1.8.4. An unhandled exception vulnerability exists in Json::Value::clear() in json_value.cpp after throwing an instance of "Json::LogicError what(): requires complex value." Specially crafted JSON requests can cause an unhandled exception resulting in denial of service. An attacker can send malicious JSON to trigger this vulnerability.

Source: CVE-2018-17850