{"id":"CVE-2020-23266","aliases":["DEBIAN-CVE-2020-23266","EUVD-2020-16014","GHSA-mjqv-4vqw-w3ww","UBUNTU-CVE-2020-23266"],"status":"published","title":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap...","description":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00627,"percentile":0.50551,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-09-21T23:04:26Z","modified":"2026-10-20T10:52:15Z","fixes":[{"ecosystem":"Debian:11","package":"gpac","fixed_in":["1.0.1+dfsg1-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:11","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1+dfsg1-2"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.0+svn4288~dfsg1-1ubuntu1","0.5.0+svn4288~dfsg1-4","0.5.0+svn4288~dfsg1-4ubuntu1","0.5.0+svn4288~dfsg1-4ubuntu1+esm1","0.5.0+svn4288~dfsg1-4ubuntu1+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-1build1","0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1","0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-3","0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1","0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1","0.5.2-426-gc5ad4e4+dfsg5-5","0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.1+dfsg1-4","1.0.1+dfsg1-5","2.0.0+dfsg1-2","2.0.0+dfsg1-2ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.2.1+dfsg1-3","2.2.1+dfsg1-3.1","2.2.1+dfsg1-3.1build1","2.2.1+dfsg1-3.1build2","2.2.1+dfsg1-3.1ubuntu0.1~esm2"]}],"products":[{"vendor":"gpac","product":"gpac"}],"references":[{"url":"https://github.com/gpac/gpac/issues/1481","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-23266"},{"url":"https://github.com/advisories/GHSA-mjqv-4vqw-w3ww"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-23266","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-23266","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-23266","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-23266","description":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.","status":"published","published":"2021-09-21T23:04:26Z","modified":"2024-08-04T14:58:14.973Z","updated_at":"2026-11-02T14:35:49.209579Z"}],"euvd":[{"id":"EUVD-2020-16014","description":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.","status":"published","published":"2021-09-21T23:04:26Z","modified":"2024-08-04T14:58:14Z","updated_at":"2026-11-03T03:07:21.661388Z"}],"ghsa":[{"id":"GHSA-mjqv-4vqw-w3ww","title":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap...","description":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.","status":"published","published":"2022-05-24T19:15:28Z","modified":"2023-01-30T05:02:26Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:38.51672Z"}],"nvd":[{"id":"CVE-2020-23266","description":"An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.","status":"published","published":"2021-09-22T00:15:08.567Z","modified":"2026-06-17T03:04:38.317Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:45.704484Z"}],"osv":[{"id":"CVE-2020-23266","description":"An issue was discovered in gpac 0.8.0. 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The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.","status":"published","published":"2021-09-22T00:15:00Z","modified":"2026-04-22T12:33:31.587914Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:23.905183Z"}]}}