{"id":"CVE-2020-36244","aliases":["DEBIAN-CVE-2020-36244","DLA-3231-1","EUVD-2020-23788","GHSA-rqph-xm6j-r2mf","UBUNTU-CVE-2020-36244"],"status":"published","title":"The daemon in GENIVI Diagnostic Log and Trace (DLT) before 2.18.6 has a heap-based buffer...","description":"The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0441,"percentile":0.91399,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-02-10T00:00:00Z","modified":"2026-10-26T12:02:24Z","fixes":[{"ecosystem":"Debian:12","package":"dlt-daemon","fixed_in":["2.18.6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"dlt-daemon","fixed_in":["2.18.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"dlt-daemon","fixed_in":["2.18.6-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"dlt-daemon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.18.6-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"dlt-daemon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.18.6-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"dlt-daemon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.18.6-1"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"dlt-daemon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.18.0-1+deb10u1"}]}],"versions":["2.18.0-1"],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"dlt-daemon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.18.4-0.1"]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"genivi","product":"diagnostic_log_and_trace"}],"references":[{"url":"https://github.com/GENIVI/dlt-daemon/issues/265","tags":["x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://github.com/GENIVI/dlt-daemon/compare/v2.18.5...v2.18.6","tags":["x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-147-01","tags":["x_transferred","Third Party Advisory","US Government Resource","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00016.html","tags":["mailing-list","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36244"},{"url":"https://github.com/advisories/GHSA-rqph-xm6j-r2mf"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-36244","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-36244","tags":["report"]},{"url":"https://github.com/GENIVI/dlt-daemon/pull/269","tags":["report"]},{"url":"https://github.com/GENIVI/dlt-daemon/commit/af734fe097ed379b0aa5fcf551886b1ce5098052","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-36244","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-36244","description":"The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).","status":"published","published":"2021-02-10T00:00:00Z","modified":"2024-08-04T17:23:09.856Z","updated_at":"2026-11-02T14:35:55.128961Z"}],"euvd":[{"id":"EUVD-2020-23788","description":"The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).","status":"published","published":"2021-02-10T00:00:00Z","modified":"2024-08-04T17:23:09Z","updated_at":"2026-11-03T03:07:04.065361Z"}],"ghsa":[{"id":"GHSA-rqph-xm6j-r2mf","title":"The daemon in GENIVI Diagnostic Log and Trace (DLT) before 2.18.6 has a heap-based buffer...","description":"The daemon in GENIVI Diagnostic Log and Trace (DLT) before 2.18.6 has a heap-based buffer overflow in dlt_buffer_write_block in 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