What’s Vulnerable › Vulnerabilities

CVE-2012-3376

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-07-12 · updated 2026-06-16
• Weakness: CWE-310

Description

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.

Affected products

• Apache Software Foundation Apache Hadoop: 2.0.0-alpha

References

• http://archives.neohapsis.com/archives/bugtraq/2012-07/0049.html
• http://www.securityfocus.com/bid/54358
• https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html
• http://archives.neohapsis.com/archives/bugtraq/2012-07/0049.html
• http://www.securityfocus.com/bid/54358
• https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html

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