{"id":"CVE-2018-11767","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-11767","generatedAt":"2026-10-28T22:12:57.501Z","title":"In Apache Hadoop 2.9.0 to 2.9.1, 2.8.3 to 2.8.4, 2.7.5 to 2.7.6, KMS blocking users or granting access to users incorrectly, if the system uses non-default groups mapping mechanisms.","description":"In Apache Hadoop 2.9.0 to 2.9.1, 2.8.3 to 2.8.4, 2.7.5 to 2.7.6, KMS blocking users or granting access to users incorrectly, if the system uses non-default groups mapping mechanisms.","published":"2019-03-21T16:00:12.000Z","lastModified":"2026-06-17T01:36:33.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.0","score":7.4,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},"cwe":["CWE-269"],"affected":["apache/hadoop"],"epss":{"score":0.03726,"percentile":0.89751,"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 (3.73%). 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/246cf223e7dc0c1dff90b78dccb6c3fe94e1a044dbf98e2333393302%40%3Ccommon-issues.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/5a44590b4eedc5e25f5bd3081d1631b52c174b5b99157f7950ddc270%40%3Ccommon-dev.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/5fb771f66946dd5c99a8a5713347c24873846f555d716f9ac17bccca%40%3Cgeneral.hadoop.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E","source":"security@apache.org"},{"url":"https://security.netapp.com/advisory/ntap-20190416-0009/","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/246cf223e7dc0c1dff90b78dccb6c3fe94e1a044dbf98e2333393302%40%3Ccommon-issues.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/5a44590b4eedc5e25f5bd3081d1631b52c174b5b99157f7950ddc270%40%3Ccommon-dev.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/5fb771f66946dd5c99a8a5713347c24873846f555d716f9ac17bccca%40%3Cgeneral.hadoop.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20190416-0009/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-11767","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."}