{"id":"CVE-2021-29449","aliases":["EUVD-2021-16066","GHSA-3597-244c-wrpj"],"status":"published","title":"Multiple Privilege Escalation Vulnerabilities Pihole","description":"Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01848,"percentile":0.79264,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-269","CWE-78"],"published":"2021-04-14T22:05:17Z","modified":"2026-10-24T10:50:07Z","exploits":[{"source":"metasploit","id":"exploit/linux/local/pihole_remove_commands_lpe","title":"Pi-Hole Remove Commands Linux Priv Esc","type":"exploit","platform":"Linux,Unix","date":"2021-04-20","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/linux/local/pihole_remove_commands_lpe"}],"products":[{"vendor":"pi-hole","product":"pi-hole"}],"references":[{"url":"https://github.com/pi-hole/pi-hole/security/advisories/GHSA-3597-244c-wrpj","tags":["x_refsource_CONFIRM","x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://www.compass-security.com/fileadmin/Research/Advisories/2021-02_CSNC-2021-008_Pi-hole_Privilege_Escalation.txt","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"http://packetstormsecurity.com/files/163715/Pi-Hole-Remove-Commands-Linux-Privilege-Escalation.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]}],"sources":{"cve":[{"id":"CVE-2021-29449","title":"Multiple Privilege Escalation Vulnerabilities Pihole","description":"Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.","status":"published","published":"2021-04-14T22:05:17Z","modified":"2026-04-06T14:56:05.18Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-16066","description":"Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.","status":"published","published":"2021-04-14T22:05:17Z","modified":"2026-04-06T14:56:05Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T19:25:16.17729Z"}],"nvd":[{"id":"CVE-2021-29449","description":"Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.","status":"published","published":"2021-04-14T22:15:12.513Z","modified":"2026-06-17T03:47:39.86Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"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-269","CWE-78"],"updated_at":"2026-11-02T14:06:52.03307Z"}],"osv":[{"id":"CVE-2021-29449","description":"Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.","status":"published","published":"2021-04-14T22:15:12.513Z","modified":"2026-10-24T10:50:07.692347416Z","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":"2026-11-02T15:44:19.129331Z"}]}}