DataNodes in Apache Hadoop 2.0.0 alpha does not check the BlockTokens of clients when Kerberos is enabled and the DataNode has checked out the same BlockPool twice from a NodeName, which might allow remote clients to read arbitrary blocks, write to blocks to which they only have read access, and have other unspecified impacts.
{ "nvd_published_at": "2012-07-12T19:55:00Z", "cwe_ids": [], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2022-07-13T21:25:16Z" }