Apache Hadoop user impersonation vulnerability

2012.04.13
Credit: Aaron T. Myers
Risk: Medium
Local: No
Remote: Yes
CVE: CVE-2012-1574
CWE: N/A


CVSS Base Score: 6.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

Aaron T. Myers Software Engineer, Cloudera CVE-2012-1574: Apache Hadoop user impersonation vulnerability Severity: Critical Vendor: The Apache Software Foundation Versions Affected: Hadoop 0.20.203.0, 0.20.204.0, and 0.20.205.0 Hadoop 1.0.0 to 1.0.1 Hadoop 0.23.0 to 0.23.1. Users affected: Users who have enabled Hadoop's Kerberos/MapReduce security features. Impact: Vulnerability allows an authenticated malicious user to impersonate any other user on the cluster. Mitigation: 0.20.20x.x and 1.0.x users should upgrade to 1.0.2 0.23.x users should upgrade to 0.23.2 when it becomes available Credit: This issue was discovered by Aaron T. Myers of Cloudera.


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