{"id":"UBUNTU-CVE-2018-10847","details":"prosody before versions 0.10.2, 0.9.14 is vulnerable to an Authentication Bypass. Prosody did not verify that the virtual host associated with a user session remained the same across stream restarts. A user may authenticate to XMPP host A and migrate their authenticated session to XMPP host B of the same Prosody instance.","modified":"2026-01-30T00:53:42.507335Z","published":"2018-07-30T17:29:00Z","related":["USN-4834-1"],"upstream":["CVE-2018-10847"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-10847"},{"type":"REPORT","url":"https://issues.prosody.im/1147"},{"type":"REPORT","url":"https://blog.prosody.im/prosody-0-10-2-security-release/"},{"type":"REPORT","url":"https://prosody.im/security/advisory_20180531/issue1147-0.10.1.patch"},{"type":"REPORT","url":"https://prosody.im/security/advisory_20180531/issue1147-0.9.patch"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4834-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-10847"}],"affected":[{"package":{"name":"prosody","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/prosody@0.9.10-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8-1","0.9.9-1","0.9.10-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9.10-1","binary_name":"prosody"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-10847.json"}},{"package":{"name":"prosody","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/prosody@0.10.0-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.0-1ubuntu0.1~esm1"}]}],"versions":["0.9.12-2","0.10.0-1","0.10.0-1build1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"0.10.0-1ubuntu0.1~esm1","binary_name":"prosody"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-10847.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}