{"id":"CVE-2020-25031","aliases":["DEBIAN-CVE-2020-25031","EUVD-2020-17727","GHSA-3qwr-jvvx-5665","UBUNTU-CVE-2020-25031"],"status":"published","title":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the...","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00565,"percentile":0.47429,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-59"],"published":"2020-08-31T03:43:45Z","modified":"2026-10-26T12:02:30Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-3","1.6.2+git20170426.d24a630-4","1.6.2+git20170426.d24a630-5","1.6.2+git20170426.d24a630-5.1","1.6.2+git20170426.d24a630-6","1.6.2+git20170426.d24a630-7","1.6.2+git20170426.d24a630-8","1.6.2+git20170426.d24a630-9","1.7.0-1","1.8.0-1","1.8.1-1","1.8.2-1","1.8.3-1"]},{"source":"osv","ecosystem":"Debian:13","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-5.1","1.6.2+git20170426.d24a630-6","1.6.2+git20170426.d24a630-7","1.6.2+git20170426.d24a630-8","1.6.2+git20170426.d24a630-9","1.7.0-1","1.8.0-1","1.8.1-1","1.8.2-1","1.8.3-1"]},{"source":"osv","ecosystem":"Debian:14","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-5.1","1.6.2+git20170426.d24a630-6","1.6.2+git20170426.d24a630-7","1.6.2+git20170426.d24a630-8","1.6.2+git20170426.d24a630-9","1.7.0-1","1.8.0-1","1.8.1-1","1.8.2-1","1.8.3-1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2-4ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2-4ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2-4ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-2ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-2ubuntu1","1.6.2+git20170426.d24a630-2ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-3ubuntu1","1.6.2+git20170426.d24a630-4"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-5.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-5.1build1","1.6.2+git20170426.d24a630-9","1.7.0-1","1.8.3-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"checkinstall","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+git20170426.d24a630-5.1","1.6.2+git20170426.d24a630-5.1build1"]}],"products":[{"vendor":"canonical","product":"checkinstall"}],"references":[{"url":"https://bugs.launchpad.net/ubuntu/+source/checkinstall/+bug/1861281","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25031"},{"url":"https://github.com/advisories/GHSA-3qwr-jvvx-5665"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-25031","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-25031","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-25031","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-25031","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2020-08-31T03:43:45Z","modified":"2024-08-04T15:26:09.327Z","updated_at":"2026-11-02T14:35:48.52216Z"}],"euvd":[{"id":"EUVD-2020-17727","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2020-08-31T03:43:45Z","modified":"2024-08-04T15:26:09Z","updated_at":"2026-11-03T03:07:18.658916Z"}],"ghsa":[{"id":"GHSA-3qwr-jvvx-5665","title":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the...","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2022-05-24T17:27:01Z","modified":"2023-01-29T05:03:42Z","updated_at":"2026-11-02T14:45:23.223768Z"}],"nvd":[{"id":"CVE-2020-25031","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2020-08-31T04:15:11.933Z","modified":"2026-06-17T03:06:15.867Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:06:13.600965Z"}],"osv":[{"id":"CVE-2020-25031","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2020-08-31T04:15:11.933Z","modified":"2026-03-14T10:22:08.197739Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:15.879068Z"},{"id":"DEBIAN-CVE-2020-25031","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2020-08-31T04:15:11.933Z","modified":"2026-10-26T12:02:30.896146395Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:33.729655Z"},{"id":"UBUNTU-CVE-2020-25031","description":"checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.","status":"published","published":"2020-08-31T04:15:00Z","modified":"2026-10-17T12:55:52.378435146Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:23.905183Z"}]}}