Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.
{ "versions": [ { "introduced": "0" }, { "last_affected": "4.59.0" } ] }
{ "versions": [ { "introduced": "0" }, { "last_affected": "3.8.1.5" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-5753.json"