CVE-2016-5001: Exposure of Sensitive Information to an Unauthorized Actor

May 13, 2022 (updated July 6, 2022)

This is an information disclosure vulnerability in Apache Hadoop before 2.6.4 and 2.7.x before 2.7.2 in the short-circuit reads feature of HDFS. A local user on an HDFS DataNode may be able to craft a block token that grants unauthorized read access to random files by guessing certain fields in the token.

References

seclists.org/oss-sec/2016/q4/698
github.com/advisories/GHSA-8r28-r8cp-g6cp
lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a@%3Cuser.flink.apache.org%3E
nvd.nist.gov/vuln/detail/CVE-2016-5001

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