The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully qualified event-subscription URL, aka the CallStranger issue.
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.0.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0.19041.2494"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "31"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "32"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "20.04"
}
]
}
]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12695.json"