{"id":"UBUNTU-CVE-2020-17525","details":"Subversion's mod_authz_svn module will crash if the server is using in-repository authz rules with the AuthzSVNReposRelativeAccessFile option and a client sends a request for a non-existing repository URL. This can lead to disruption for users of the service. This issue was fixed in mod_dav_svn+mod_authz_svn servers 1.14.1 and mod_dav_svn+mod_authz_svn servers 1.10.7","modified":"2026-04-22T14:08:36.482982Z","published":"2021-02-10T12:00:00Z","related":["USN-5322-1","USN-5445-1"],"upstream":["CVE-2020-17525"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-17525"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5322-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5445-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-17525"}],"affected":[{"package":{"name":"subversion","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/subversion@1.9.3-2ubuntu1.3+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.3-2ubuntu1.3+esm1"}]}],"versions":["1.8.13-1ubuntu3","1.9.2-3ubuntu1","1.9.2-3ubuntu2","1.9.3-1ubuntu1","1.9.3-2ubuntu1","1.9.3-2ubuntu1.1","1.9.3-2ubuntu1.3"],"ecosystem_specific":{"binaries":[{"binary_name":"libapache2-mod-svn","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"libapache2-svn","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"libsvn-java","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"libsvn-perl","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"libsvn-ruby1.8","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"libsvn1","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"python-subversion","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"ruby-svn","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"subversion","binary_version":"1.9.3-2ubuntu1.3+esm1"},{"binary_name":"subversion-tools","binary_version":"1.9.3-2ubuntu1.3+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-17525.json"}},{"package":{"name":"subversion","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/subversion@1.9.7-4ubuntu1.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.7-4ubuntu1.1"}]}],"versions":["1.9.7-2ubuntu1","1.9.7-3ubuntu1","1.9.7-3ubuntu2","1.9.7-3ubuntu3","1.9.7-4ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libapache2-mod-svn","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"libsvn-java","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"libsvn-perl","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"libsvn1","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"python-subversion","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"ruby-svn","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"subversion","binary_version":"1.9.7-4ubuntu1.1"},{"binary_name":"subversion-tools","binary_version":"1.9.7-4ubuntu1.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-17525.json"}},{"package":{"name":"subversion","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/subversion@1.13.0-3ubuntu0.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.0-3ubuntu0.2"}]}],"versions":["1.10.6-1","1.10.6-1build1","1.13.0-1","1.13.0-1ubuntu1","1.13.0-2","1.13.0-2ubuntu2","1.13.0-3","1.13.0-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libapache2-mod-svn","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"libsvn-java","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"libsvn-perl","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"libsvn1","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"python-subversion","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"ruby-svn","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"subversion","binary_version":"1.13.0-3ubuntu0.2"},{"binary_name":"subversion-tools","binary_version":"1.13.0-3ubuntu0.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-17525.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}