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Date: Mon, 11 Mar 2019 15:49:26 +0900
From: Akira Ajisaka <aajisaka@...che.org>
To: general@...oop.apache.org, user@...oop.apache.org,
oss-security@...ts.openwall.com,
"<security@...oop.apache.org>" <security@...oop.apache.org>, Wei-Chiu Chuang <weichiu@...udera.com>
Subject: CVE-2018-11767: Apache Hadoop KMS ACL regression
CVE-2018-11767: Apache Hadoop KMS ACL regression
Severity: Severe
Vendor: The Apache Hadoop Software Foundation
Versions affected: 2.9.0 to 2.9.1, 2.8.3 to 2.8.4, 2.7.5 to 2.7.6.
Description:
After the security fix for CVE-2017-15713, KMS has an access control regression,
blocking users or granting access to users incorrectly, if the system
uses non-default groups mapping mechanisms such as LdapGroupsMapping,
CompositeGroupsMapping, or NullGroupsMapping.
Mitigation:
Users should upgrade to Apache Hadoop 2.7.7, 2.8.5, or 2.9.2.
Credit:
This issue was discovered by Wei-Chiu Chuang.
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