The DHCP client (udhcpc) in BusyBox before 1.20.0 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in the (1) HOST_NAME, (2) DOMAIN_NAME, (3) NIS_DOMAIN, and (4) TFTP_SERVER_NAME host name options.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "busybox",
"binary_version": "1:1.21.0-1ubuntu1"
},
{
"binary_name": "busybox-initramfs",
"binary_version": "1:1.21.0-1ubuntu1"
},
{
"binary_name": "busybox-static",
"binary_version": "1:1.21.0-1ubuntu1"
},
{
"binary_name": "busybox-syslogd",
"binary_version": "1:1.21.0-1ubuntu1"
},
{
"binary_name": "busybox-udeb",
"binary_version": "1:1.21.0-1ubuntu1"
},
{
"binary_name": "udhcpc",
"binary_version": "1:1.21.0-1ubuntu1"
},
{
"binary_name": "udhcpd",
"binary_version": "1:1.21.0-1ubuntu1"
}
]
}