An exploitable denial-of-service vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP POST request can lead to server crash and denial of service. An attacker needs to send an HTTP request to trigger this vulnerability.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"last_affected": "16.04"
},
{
"last_affected": "18.04"
},
{
"last_affected": "19.10"
},
{
"last_affected": "20.04"
}
],
"source": "CPE_FIELD",
"vendor_product": "canonical:ubuntu_linux",
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
]
},
{
"extracted_events": [
{
"last_affected": "9.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_FIELD",
"vendor_product": "debian:debian_linux",
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
]
},
{
"extracted_events": [
{
"last_affected": "30"
},
{
"last_affected": "31"
},
{
"last_affected": "32"
}
],
"source": "CPE_FIELD",
"vendor_product": "fedoraproject:fedora",
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"
]
}
]
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "4.5.1.1"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:coturn_project:coturn:4.5.1.1:*:*:*:*:*:*:*"
}