{"id":"UBUNTU-CVE-2020-24916","details":"CGI implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to OS command injection.","modified":"2026-01-30T01:56:31.329571Z","published":"2020-09-09T19:15:00Z","related":["USN-4569-1"],"upstream":["CVE-2020-24916"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-24916"},{"type":"REPORT","url":"https://github.com/erlyaws/yaws/commit/799b3b526d15b7a9bc43ae97165aeb085f18fac1"},{"type":"REPORT","url":"https://github.com/vulnbe/poc-yaws-cgi-shell-injection"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4569-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-24916"}],"affected":[{"package":{"name":"yaws","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/yaws@2.0.2-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.98-5","1.99-1","1.99-2","2.0.2-1"],"ecosystem_specific":{"binaries":[{"binary_name":"erlang-yapp","binary_version":"2.0.2-1"},{"binary_name":"erlang-yaws","binary_version":"2.0.2-1"},{"binary_name":"yaws","binary_version":"2.0.2-1"},{"binary_name":"yaws-chat","binary_version":"2.0.2-1"},{"binary_name":"yaws-mail","binary_version":"2.0.2-1"},{"binary_name":"yaws-wiki","binary_version":"2.0.2-1"},{"binary_name":"yaws-yapp","binary_version":"2.0.2-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-24916.json"}},{"package":{"name":"yaws","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/yaws@2.0.4+dfsg-2ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.4+dfsg-2ubuntu0.1"}]}],"versions":["2.0.4+dfsg-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"erlang-yapp","binary_version":"2.0.4+dfsg-2ubuntu0.1"},{"binary_name":"erlang-yaws","binary_version":"2.0.4+dfsg-2ubuntu0.1"},{"binary_name":"yaws","binary_version":"2.0.4+dfsg-2ubuntu0.1"},{"binary_name":"yaws-chat","binary_version":"2.0.4+dfsg-2ubuntu0.1"},{"binary_name":"yaws-mail","binary_version":"2.0.4+dfsg-2ubuntu0.1"},{"binary_name":"yaws-wiki","binary_version":"2.0.4+dfsg-2ubuntu0.1"},{"binary_version":"2.0.4+dfsg-2ubuntu0.1","binary_name":"yaws-yapp"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-24916.json"}},{"package":{"name":"yaws","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/yaws@2.0.7+dfsg-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.6+dfsg-1","2.0.6+dfsg-3","2.0.7+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_name":"erlang-yapp","binary_version":"2.0.7+dfsg-1"},{"binary_name":"erlang-yaws","binary_version":"2.0.7+dfsg-1"},{"binary_name":"yaws","binary_version":"2.0.7+dfsg-1"},{"binary_version":"2.0.7+dfsg-1","binary_name":"yaws-chat"},{"binary_name":"yaws-mail","binary_version":"2.0.7+dfsg-1"},{"binary_name":"yaws-wiki","binary_version":"2.0.7+dfsg-1"},{"binary_name":"yaws-yapp","binary_version":"2.0.7+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-24916.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}