{"id":"CVE-2020-15472","aliases":["DEBIAN-CVE-2020-15472","DLA-3084-1","EUVD-2020-7465","GHSA-83q3-9mcq-8fw6"],"status":"published","title":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in...","description":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as demonstrated by a payload packet length that is too short.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01477,"percentile":0.74086,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2020-07-01T10:54:30Z","modified":"2026-10-26T12:00:24Z","fixes":[{"ecosystem":"Debian:12","package":"ndpi","fixed_in":["3.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ndpi","fixed_in":["3.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ndpi","fixed_in":["3.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ndpi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ndpi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ndpi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4-1"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"ndpi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6-3+deb10u1"}]}],"versions":["2.6-3"],"bundled":2}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"ntop","product":"ndpi"}],"references":[{"url":"https://github.com/ntop/nDPI/commit/b7e666e465f138ae48ab81976726e67deed12701","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/08/msg00016.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15472"},{"url":"https://github.com/advisories/GHSA-83q3-9mcq-8fw6"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-15472","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-15472","description":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as demonstrated by a payload packet length that is too short.","status":"published","published":"2020-07-01T10:54:30Z","modified":"2024-08-04T13:15:20.705Z","updated_at":"2026-11-02T14:35:50.228781Z"}],"euvd":[{"id":"EUVD-2020-7465","description":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as demonstrated by a payload packet length that is too short.","status":"published","published":"2020-07-01T10:54:30Z","modified":"2024-08-04T13:15:20Z","updated_at":"2026-11-03T03:07:31.508652Z"}],"ghsa":[{"id":"GHSA-83q3-9mcq-8fw6","title":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in...","description":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as demonstrated by a payload packet length that is too short.","status":"published","published":"2022-05-24T17:22:13Z","modified":"2023-02-02T05:06:15Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:52:16.705925Z"}],"nvd":[{"id":"CVE-2020-15472","description":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as 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short.","status":"published","published":"2020-07-01T11:15:11.117Z","modified":"2026-10-20T13:52:29.485581268Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:14.828228Z"},{"id":"DEBIAN-CVE-2020-15472","description":"In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as demonstrated by a payload packet length that is too short.","status":"published","published":"2020-07-01T11:15:11.117Z","modified":"2026-10-26T12:00:24.819396538Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:33.384087Z"},{"id":"DLA-3084-1","title":"ndpi - security update","status":"published","published":"2022-08-27T00:00:00Z","modified":"2026-03-09T01:19:11.227811Z","updated_at":"2026-11-02T15:46:11.189256Z"}]}}