gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup if gdm3 can't contact the accountservice service via dbus in a timely manner; on Ubuntu (and potentially derivatives) this could be be chained with an additional issue that could allow a local user to create a new privileged account.
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:gnome:gnome_display_manager:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "3.36.2"
},
{
"introduced": "3.38.0"
},
{
"fixed": "3.38.2"
}
]
}