{"id":"CVE-2020-10870","aliases":["DEBIAN-CVE-2020-10870","EUVD-2020-3276","GHSA-2jv4-vc4g-7mp7","UBUNTU-CVE-2020-10870","openSUSE-SU-2024:11541-1"],"status":"published","title":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could...","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AC:L/AV:L/A:H/C:N/I:N/PR:L/S:U/UI:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00327,"percentile":0.26044,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20","CWE-330"],"published":"2020-03-23T19:07:07Z","modified":"2026-10-26T12:01:14Z","fixes":[{"ecosystem":"Debian:12","package":"zim","fixed_in":["0.72.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"zim","fixed_in":["0.72.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"zim","fixed_in":["0.72.1-1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"zim","fixed_in":["0.73.5-1.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.72.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.72.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.72.1-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.63-1","0.65-1","0.65-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.67-1","0.67-2","0.68~rc1-2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.72.0-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"zim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.73.5-1.2"}]}]}],"products":[{"vendor":"zim-wiki","product":"zim"}],"references":[{"url":"https://github.com/zim-desktop-wiki/zim-desktop-wiki/issues/1028","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-10870"},{"url":"https://github.com/advisories/GHSA-2jv4-vc4g-7mp7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-10870","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-10870","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-10870","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2020-10870","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-10870","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2020-03-23T19:07:07Z","modified":"2024-08-04T11:14:15.681Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AC:L/AV:L/A:H/C:N/I:N/PR:L/S:U/UI:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:47.877975Z"}],"euvd":[{"id":"EUVD-2020-3276","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2020-03-23T19:07:07Z","modified":"2024-08-04T11:14:15Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AC:L/AV:L/A:H/C:N/I:N/PR:L/S:U/UI:N","level":"medium"}],"updated_at":"2026-11-03T03:07:48.918317Z"}],"ghsa":[{"id":"GHSA-2jv4-vc4g-7mp7","title":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could...","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2022-05-24T17:12:13Z","modified":"2023-01-29T05:01:50Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:44:55.382004Z"}],"nvd":[{"id":"CVE-2020-10870","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2020-03-23T20:15:11.807Z","modified":"2026-06-17T02:48:35.507Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-330"],"updated_at":"2026-11-02T14:05:56.580228Z"}],"osv":[{"id":"CVE-2020-10870","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2020-03-23T20:15:11.807Z","modified":"2026-10-20T10:51:46.355006297Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:13.492058Z"},{"id":"DEBIAN-CVE-2020-10870","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2020-03-23T20:15:11.807Z","modified":"2026-10-26T12:01:14.996494298Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:32.862554Z"},{"id":"UBUNTU-CVE-2020-10870","description":"Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.","status":"published","published":"2020-03-23T20:15:00Z","modified":"2025-10-24T04:48:24Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:22.212782Z"},{"id":"openSUSE-SU-2024:11541-1","title":"zim-0.73.5-1.2 on GA media","description":"These are all security issues fixed in the zim-0.73.5-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:03:14.072717Z","updated_at":"2026-11-02T16:58:35.195147Z"}]}}