{"uuid": "30cc0954-7801-4128-a10a-f12fb6d34224", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-3560", "type": "seen", "source": "https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/polkit_dbus_auth_bypass.rb", "content": "{\"actions\": [], \"aliases\": [], \"arch\": \"\", \"author\": [\"Kevin Backhouse\", \"Spencer McIntyre\", \"jheysel-r7\"], \"autofilter_ports\": [], \"autofilter_services\": [], \"check\": true, \"default_credential\": false, \"description\": \"A vulnerability exists within the polkit system service that can be leveraged by a local, unprivileged\\n          attacker to perform privileged operations. In order to leverage the vulnerability, the attacker invokes a\\n          method over D-Bus and kills the client process. This will occasionally cause the operation to complete without\\n          being subjected to all of the necessary authentication.\\n          The exploit module leverages this to add a new user with a sudo access and a known password. The new account\\n          is then leveraged to execute a payload with root privileges.\", \"disclosure_date\": \"2021-06-03\", \"fullname\": \"exploit/linux/local/polkit_dbus_auth_bypass\", \"is_install_path\": true, \"mod_time\": \"2022-11-25 15:13:57 +0000\", \"name\": \"Polkit D-Bus Authentication Bypass\", \"needs_cleanup\": true, \"notes\": {\"Reliability\": [\"repeatable-session\"], \"SideEffects\": [\"artifacts-on-disk\", \"config-changes\", \"ioc-in-logs\", \"screen-effects\"], \"Stability\": [\"crash-safe\"]}, \"path\": \"/modules/exploits/linux/local/polkit_dbus_auth_bypass.rb\", \"platform\": \"Linux,Unix\", \"post_auth\": true, \"rank\": 600, \"ref_name\": \"linux/local/polkit_dbus_auth_bypass\", \"references\": [\"URL-https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/\", \"CVE-2021-3560\", \"EDB-50011\"], \"rport\": null, \"session_types\": [\"shell\", \"meterpreter\"], \"targets\": [\"Automatic\"], \"type\": \"exploit\"}", "creation_timestamp": "2026-09-08T06:49:11.116394Z"}