{"id":"CVE-2021-3710","aliases":["EUVD-2021-26993","GHSA-f7hq-m55j-5752","UBUNTU-CVE-2021-3710","USN-5077-1","USN-5077-2"],"status":"published","title":"Apport info disclosure via path traversal bug in read_file","description":"An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00463,"percentile":0.40471,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22","CWE-24"],"published":"2021-09-14T00:00:00Z","modified":"2026-06-29T13:49:31Z","fixes":[{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"apport","fixed_in":["2.14.1-0ubuntu3.29+esm8"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"apport","fixed_in":["2.20.1-0ubuntu2.30+esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"apport","fixed_in":["2.20.9-0ubuntu7.26"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"apport","fixed_in":["2.20.11-0ubuntu27.20"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"apport","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.14.1-0ubuntu3.29+esm8"}]}],"versions":["2.12.5-0ubuntu2","2.12.6-0ubuntu1","2.12.7-0ubuntu1","2.12.7-0ubuntu2","2.12.7-0ubuntu3","2.12.7-0ubuntu6","2.13.1-0ubuntu1","2.13.1-0ubuntu2","2.13.2-0ubuntu2","2.13.2-0ubuntu3","2.13.2-0ubuntu4","2.13.2-0ubuntu5","2.13.3-0ubuntu1","2.14-0ubuntu1","2.14.1-0ubuntu1","2.14.1-0ubuntu2","2.14.1-0ubuntu3","2.14.1-0ubuntu3.1","2.14.1-0ubuntu3.2","2.14.1-0ubuntu3.3","2.14.1-0ubuntu3.4","2.14.1-0ubuntu3.5","2.14.1-0ubuntu3.6","2.14.1-0ubuntu3.7","2.14.1-0ubuntu3.8","2.14.1-0ubuntu3.9","2.14.1-0ubuntu3.10","2.14.1-0ubuntu3.11","2.14.1-0ubuntu3.12","2.14.1-0ubuntu3.13","2.14.1-0ubuntu3.15","2.14.1-0ubuntu3.16","2.14.1-0ubuntu3.18","2.14.1-0ubuntu3.19","2.14.1-0ubuntu3.20","2.14.1-0ubuntu3.21","2.14.1-0ubuntu3.23","2.14.1-0ubuntu3.24","2.14.1-0ubuntu3.25","2.14.1-0ubuntu3.27","2.14.1-0ubuntu3.28","2.14.1-0ubuntu3.29","2.14.1-0ubuntu3.29+esm1","2.14.1-0ubuntu3.29+esm2","2.14.1-0ubuntu3.29+esm3","2.14.1-0ubuntu3.29+esm4","2.14.1-0ubuntu3.29+esm5","2.14.1-0ubuntu3.29+esm6","2.14.1-0ubuntu3.29+esm7"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"apport","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.20.1-0ubuntu2.30+esm2"}]}],"versions":["2.19.1-0ubuntu3","2.19.2-0ubuntu1","2.19.2-0ubuntu2","2.19.2-0ubuntu3","2.19.2-0ubuntu4","2.19.2-0ubuntu5","2.19.2-0ubuntu6","2.19.2-0ubuntu8","2.19.2-0ubuntu9","2.19.3-0ubuntu1","2.19.3-0ubuntu2","2.19.3-0ubuntu3","2.19.4-0ubuntu1","2.19.4-0ubuntu2","2.20-0ubuntu2","2.20-0ubuntu3","2.20.1-0ubuntu1","2.20.1-0ubuntu2","2.20.1-0ubuntu2.1","2.20.1-0ubuntu2.2","2.20.1-0ubuntu2.4","2.20.1-0ubuntu2.5","2.20.1-0ubuntu2.6","2.20.1-0ubuntu2.9","2.20.1-0ubuntu2.10","2.20.1-0ubuntu2.12","2.20.1-0ubuntu2.13","2.20.1-0ubuntu2.14","2.20.1-0ubuntu2.15","2.20.1-0ubuntu2.16","2.20.1-0ubuntu2.17","2.20.1-0ubuntu2.18","2.20.1-0ubuntu2.19","2.20.1-0ubuntu2.20","2.20.1-0ubuntu2.21","2.20.1-0ubuntu2.22","2.20.1-0ubuntu2.23","2.20.1-0ubuntu2.24","2.20.1-0ubuntu2.25","2.20.1-0ubuntu2.26","2.20.1-0ubuntu2.27","2.20.1-0ubuntu2.28","2.20.1-0ubuntu2.30","2.20.1-0ubuntu2.30+esm1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"apport","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.20.9-0ubuntu7.26"}]}],"versions":["2.20.7-0ubuntu3","2.20.7-0ubuntu3.1","2.20.7-0ubuntu4","2.20.8-0ubuntu1","2.20.8-0ubuntu2","2.20.8-0ubuntu3","2.20.8-0ubuntu4","2.20.8-0ubuntu5","2.20.8-0ubuntu6","2.20.8-0ubuntu7","2.20.8-0ubuntu8","2.20.8-0ubuntu9","2.20.8-0ubuntu10","2.20.9-0ubuntu1","2.20.9-0ubuntu2","2.20.9-0ubuntu4","2.20.9-0ubuntu5","2.20.9-0ubuntu6","2.20.9-0ubuntu7","2.20.9-0ubuntu7.1","2.20.9-0ubuntu7.2","2.20.9-0ubuntu7.3","2.20.9-0ubuntu7.4","2.20.9-0ubuntu7.5","2.20.9-0ubuntu7.6","2.20.9-0ubuntu7.7","2.20.9-0ubuntu7.8","2.20.9-0ubuntu7.9","2.20.9-0ubuntu7.11","2.20.9-0ubuntu7.12","2.20.9-0ubuntu7.13","2.20.9-0ubuntu7.14","2.20.9-0ubuntu7.15","2.20.9-0ubuntu7.16","2.20.9-0ubuntu7.17","2.20.9-0ubuntu7.18","2.20.9-0ubuntu7.19","2.20.9-0ubuntu7.20","2.20.9-0ubuntu7.21","2.20.9-0ubuntu7.23","2.20.9-0ubuntu7.24"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"apport","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.20.11-0ubuntu27.20"}]}],"versions":["2.20.11-0ubuntu8","2.20.11-0ubuntu9","2.20.11-0ubuntu13","2.20.11-0ubuntu14","2.20.11-0ubuntu15","2.20.11-0ubuntu16","2.20.11-0ubuntu17","2.20.11-0ubuntu18","2.20.11-0ubuntu19","2.20.11-0ubuntu20","2.20.11-0ubuntu21","2.20.11-0ubuntu22","2.20.11-0ubuntu24","2.20.11-0ubuntu25","2.20.11-0ubuntu26","2.20.11-0ubuntu27","2.20.11-0ubuntu27.2","2.20.11-0ubuntu27.3","2.20.11-0ubuntu27.4","2.20.11-0ubuntu27.6","2.20.11-0ubuntu27.8","2.20.11-0ubuntu27.9","2.20.11-0ubuntu27.10","2.20.11-0ubuntu27.11","2.20.11-0ubuntu27.12","2.20.11-0ubuntu27.13","2.20.11-0ubuntu27.14","2.20.11-0ubuntu27.16","2.20.11-0ubuntu27.17","2.20.11-0ubuntu27.18"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"apport","ranges":[{"type":"ECOS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Advisory","advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5077-2","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3710","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3710"},{"url":"https://github.com/advisories/GHSA-f7hq-m55j-5752"},{"url":"https://ubuntu.com/security/CVE-2021-3710","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3710","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3709","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-3710","title":"Apport info disclosure via path traversal bug in read_file","description":"An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;","status":"published","published":"2021-10-01T02:35:22.911Z","modified":"2024-09-17T01:41:25.529Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-24"],"updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26993","description":"An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;","status":"published","published":"2021-10-01T02:35:22Z","modified":"2024-09-17T01:41:25Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:28:47.497259Z"}],"ghsa":[{"id":"GHSA-f7hq-m55j-5752","title":"An information disclosure via path traversal was discovered in apport/hookutils.py function...","description":"An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;","status":"published","published":"2022-05-24T19:16:21Z","modified":"2023-01-30T05:02:33Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:46:39.888016Z"}],"nvd":[{"id":"CVE-2021-3710","description":"An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;","status":"published","published":"2021-10-01T03:15:07.043Z","modified":"2026-06-17T04:05:36.313Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.7,"vector":"AV:L/AC:M/Au:N/C:C/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-24","CWE-22"],"updated_at":"2026-11-02T14:06:59.314106Z"}],"osv":[{"id":"UBUNTU-CVE-2021-3710","description":"An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;","status":"published","published":"2021-09-14T00:00:00Z","modified":"2026-02-04T04:40:45.974288Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:27.870979Z"},{"id":"USN-5077-1","title":"apport vulnerabilities","description":"Maik Münch and Stephen Röttger discovered that Apport incorrectly handled\ncertain information gathering operations. A local attacker could use this\nissue to gain read access to arbitrary files, possibly containing sensitive\ninformation.\n","status":"published","published":"2021-09-14T11:54:26Z","modified":"2026-02-10T04:42:19Z","updated_at":"2026-11-02T16:58:15.683829Z"},{"id":"USN-5077-2","title":"apport vulnerabilities","description":"USN-5077-1 fixed several vulnerabilities in Apport. This update provides\nthe corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n Maik Münch and Stephen Röttger discovered that Apport incorrectly handled\n certain information gathering operations. A local attacker could use this\n issue to gain read access to arbitrary files, possibly containing sensitive\n information.\n","status":"published","published":"2021-09-14T13:21:29Z","modified":"2026-06-29T13:49:31.706738704Z","updated_at":"2026-11-02T16:58:15.683829Z"}]}}