{"id":"CVE-2017-9797","aliases":["GHSA-vh98-fqfc-4hj3"],"url":"https://o3.security/vulnerability/CVE-2017-9797","summary":"Apache Geode vulnerable to Exposure of Sensitive Information","details":"When an Apache Geode cluster before v1.2.1 is operating in secure mode, an unauthenticated client can enter multi-user authentication mode and send metadata messages. These metadata operations could leak information about application data types. In addition, an attacker could perform a denial of service attack on the cluster.","published":"2017-10-03T01:29:03.357Z","modified":"2026-07-08T14:13:11.768417Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.geode:geode-core","fixedVersion":"1.2.1"}],"fix":null,"references":[{"type":"WEB","url":"http://mail-archives.apache.org/mod_mbox/geode-user/201709.mbox/%3cCAEwge-Hrbb7JS8Nygrh7geyFvW4bMZ3AdCmPOzMfvbniipz0bA%40mail.gmail.com%3e"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-9797"},{"type":"WEB","url":"https://cwiki.apache.org/confluence/display/GEODE/Release+Notes#ReleaseNotes-SecurityVulnerabilities"},{"type":"WEB","url":"https://issues.apache.org/jira/browse/GEODE-3249"},{"type":"WEB","url":"http://mail-archives.apache.org/mod_mbox/geode-user/201709.mbox/%3cCAEwge-Hrbb7JS8Nygrh7geyFvW4bMZ3AdCmPOzMfvbniipz0bA@mail.gmail.com%3e"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T14:13:11.768417Z"}}