{"id":"CVE-2020-5753","aliases":["EUVD-2020-26912","GHSA-cqgm-mqmr-px3p"],"status":"published","title":"Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non...","description":"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.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01102,"percentile":0.65949,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200","CWE-670"],"published":"2020-05-20T13:40:19Z","modified":"2026-10-24T10:30:43Z","products":[{"vendor":"signal","product":"private_messenger"},{"vendor":"signal","product":"signal"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2020-33","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5753"},{"url":"https://github.com/advisories/GHSA-cqgm-mqmr-px3p"}],"sources":{"cve":[{"id":"CVE-2020-5753","description":"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.","status":"published","published":"2020-05-20T13:40:19Z","modified":"2024-08-04T08:39:25.691Z","updated_at":"2026-11-02T14:35:47.877975Z"}],"euvd":[{"id":"EUVD-2020-26912","description":"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.","status":"published","published":"2020-05-20T13:40:19Z","modified":"2024-08-04T08:39:25Z","updated_at":"2026-11-03T03:08:05.705852Z"}],"ghsa":[{"id":"GHSA-cqgm-mqmr-px3p","title":"Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non...","description":"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.","status":"published","published":"2022-05-24T17:18:13Z","modified":"2024-04-04T02:50:53Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200","CWE-670"],"updated_at":"2026-11-02T14:56:12.690799Z"}],"nvd":[{"id":"CVE-2020-5753","description":"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.","status":"published","published":"2020-05-20T14:15:11.673Z","modified":"2026-06-17T03:22:10.38Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-670"],"updated_at":"2026-11-02T14:06:00.784809Z"}],"osv":[{"id":"CVE-2020-5753","description":"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.","status":"published","published":"2020-05-20T14:15:11.673Z","modified":"2026-10-24T10:30:43.124277836Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.936975Z"}]}}