{"id":"UBUNTU-CVE-2021-23556","details":"The package guake before 3.8.5 are vulnerable to Exposed Dangerous Method or Function due to the exposure of execute_command and execute_command_by_uuid methods via the d-bus interface, which makes it possible for a malicious user to run an arbitrary command via the d-bus method. **Note:** Exploitation requires the user to have installed another malicious program that will be able to send dbus signals or run terminal commands.","modified":"2026-05-20T16:04:48.890813387Z","published":"2022-03-17T12:15:00Z","upstream":["CVE-2021-23556"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-23556"},{"type":"REPORT","url":"https://github.com/Guake/guake/pull/2017/commits/e3d671120bfe7ba28f50e256cc5e8a629781b888"},{"type":"REPORT","url":"https://github.com/Guake/guake/pull/2017"},{"type":"REPORT","url":"https://github.com/Guake/guake/releases"},{"type":"REPORT","url":"https://snyk.io/vuln/SNYK-PYTHON-GUAKE-2386334"},{"type":"REPORT","url":"https://github.com/Guake/guake/issues/1796"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-23556"}],"affected":[{"package":{"name":"guake","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/guake?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.2-1","0.8.0-1","0.8.3-1","0.8.4-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.8.4-1","binary_name":"guake"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}},{"package":{"name":"guake","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/guake?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8.8-1","0.8.10-1","3.0.4-1","3.0.5-1"],"ecosystem_specific":{"binaries":[{"binary_name":"guake","binary_version":"3.0.5-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}},{"package":{"name":"guake","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/guake?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.6.3-1","3.6.3-2"],"ecosystem_specific":{"binaries":[{"binary_version":"3.6.3-2","binary_name":"guake"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}},{"package":{"name":"guake","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/guake?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.6.3-2","3.8.0-1","3.8.1-1","3.8.5-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.8.5-1","binary_name":"guake"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}},{"package":{"name":"guake","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/guake?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.10-1","3.10-2"],"ecosystem_specific":{"binaries":[{"binary_version":"3.10-2","binary_name":"guake"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}},{"package":{"name":"guake","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/guake?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.10-2"],"ecosystem_specific":{"binaries":[{"binary_name":"guake","binary_version":"3.10-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}},{"package":{"name":"guake","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/guake?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.10-2","3.10.1-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.10.1-1","binary_name":"guake"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-23556.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}