{"id":"CVE-2020-5796","aliases":["EUVD-2020-26953","GHSA-cr82-m62c-8j4w"],"status":"published","title":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged,...","description":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged, authenticated user to weaken the permissions of files, resulting in low-privileged users being able to write to and execute arbitrary PHP code with root privileges.","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":"2026-11-11","score":0.01952,"percentile":0.80507,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-281"],"published":"2020-11-13T19:55:44Z","modified":"2026-06-17T03:22:15Z","products":[{"vendor":"nagios","product":"nagios_xi"},{"vendor":"nagios enterprises","product":"nagios xi"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2020-61","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5796"},{"url":"https://github.com/advisories/GHSA-cr82-m62c-8j4w"}],"sources":{"cve":[{"id":"CVE-2020-5796","description":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged, authenticated user to weaken the permissions of files, resulting in low-privileged users being able to write to and execute arbitrary PHP code with root privileges.","status":"published","published":"2020-11-13T19:55:44Z","modified":"2024-08-04T08:39:25.911Z","updated_at":"2026-11-02T14:35:47.56691Z"}],"euvd":[{"id":"EUVD-2020-26953","description":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged, authenticated user to weaken the permissions of files, resulting in low-privileged users being able to write to and execute arbitrary PHP code with root privileges.","status":"published","published":"2020-11-13T19:55:44Z","modified":"2024-08-04T08:39:25Z","updated_at":"2026-11-03T03:08:05.705852Z"}],"ghsa":[{"id":"GHSA-cr82-m62c-8j4w","title":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged,...","description":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged, authenticated user to weaken the permissions of files, resulting in low-privileged users being able to write to and execute arbitrary PHP code with root privileges.","status":"published","published":"2022-05-24T17:34:06Z","modified":"2023-01-29T05:05:20Z","cwes":["CWE-281"],"updated_at":"2026-11-02T14:45:45.932105Z"}],"nvd":[{"id":"CVE-2020-5796","description":"Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged, authenticated user to weaken the permissions of files, resulting in low-privileged users being able to write to and execute arbitrary PHP code with root privileges.","status":"published","published":"2020-11-13T20:15:17.083Z","modified":"2026-06-17T03:22:15.227Z","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-281"],"updated_at":"2026-11-02T14:06:24.137599Z"}]}}