xymond/xymond.c in xymond in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 allow remote attackers to read arbitrary files in the configuration directory via a "config" command.
{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "4.3.25-1",
            "binary_name": "xymon"
        },
        {
            "binary_version": "4.3.25-1",
            "binary_name": "xymon-client"
        },
        {
            "binary_version": "4.3.25-1",
            "binary_name": "xymon-client-dbgsym"
        },
        {
            "binary_version": "4.3.25-1",
            "binary_name": "xymon-dbgsym"
        }
    ]
}