{"id":"CVE-2018-11768","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-11768","generatedAt":"2026-10-29T00:38:58.355Z","title":"In Apache Hadoop 3.1.0 to 3.1.1, 3.0.0-alpha1 to 3.0.3, 2.9.0 to 2.9.1, and 2.0.0-alpha to 2.8.4, the user/group information can be corrupted across storing in fsimage and reading back from fsimage.","description":"In Apache Hadoop 3.1.0 to 3.1.1, 3.0.0-alpha1 to 3.0.3, 2.9.0 to 2.9.1, and 2.0.0-alpha to 2.8.4, the user/group information can be corrupted across storing in fsimage and reading back from fsimage.","published":"2019-10-04T14:15:11.000Z","lastModified":"2026-06-17T01:36:33.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-119"],"affected":["apache/hadoop"],"epss":{"score":0.06607,"percentile":0.93816,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (6.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://lists.apache.org/thread.html/2067a797b330530a6932f4b08f703b3173253d0a2b7c8c524e54adaf%40%3Cgeneral.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/2c9cc65864be0058a5d5ed2025dfb9c700bf23d352b0c826c36ff96a%40%3Chdfs-dev.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/72ca514e01cd5f08151e74f9929799b4cbe1b6e9e6cd24faa72ffcc6%40%3Cdev.lucene.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/9b609d4392d886711e694cf40d86f770022baf42a1b1aa97e8244c87%40%3Cdev.lucene.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/caacbbba2dcc1105163f76f3dfee5fbd22e0417e0783212787086378%40%3Cgeneral.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/ceb16af9139ab0fea24aef935b6321581976887df7ad632e9a515dda%40%3Cdev.lucene.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/ea6d2dfbefab8ebe46be18b05136b83ae53b7866f1bc60c680a2b600%40%3Chdfs-dev.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/f20bb4e055d8394fc525cc7772fb84096f706389043e76220c8a29a4%40%3Chdfs-dev.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r02e39d7beb32eebcdbb4b516e95f67d71c90d5d462b26f4078d21eeb%40%3Cdev.flink.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r02e39d7beb32eebcdbb4b516e95f67d71c90d5d462b26f4078d21eeb%40%3Cuser.flink.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/2067a797b330530a6932f4b08f703b3173253d0a2b7c8c524e54adaf%40%3Cgeneral.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/2c9cc65864be0058a5d5ed2025dfb9c700bf23d352b0c826c36ff96a%40%3Chdfs-dev.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/72ca514e01cd5f08151e74f9929799b4cbe1b6e9e6cd24faa72ffcc6%40%3Cdev.lucene.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/9b609d4392d886711e694cf40d86f770022baf42a1b1aa97e8244c87%40%3Cdev.lucene.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/caacbbba2dcc1105163f76f3dfee5fbd22e0417e0783212787086378%40%3Cgeneral.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/ceb16af9139ab0fea24aef935b6321581976887df7ad632e9a515dda%40%3Cdev.lucene.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/ea6d2dfbefab8ebe46be18b05136b83ae53b7866f1bc60c680a2b600%40%3Chdfs-dev.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/f20bb4e055d8394fc525cc7772fb84096f706389043e76220c8a29a4%40%3Chdfs-dev.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r02e39d7beb32eebcdbb4b516e95f67d71c90d5d462b26f4078d21eeb%40%3Cdev.flink.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r02e39d7beb32eebcdbb4b516e95f67d71c90d5d462b26f4078d21eeb%40%3Cuser.flink.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-11768","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}