Is CVE-2012-3376 being actively exploited?

CVE-2012-3376 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-3376?

CVE-2012-3376 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2012-3376

HIGH · CVSS 7.5EPSS 2.6%EU EUVD

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.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-310
EPSS score: 2.6% (86th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2022-5000)
Published: July 12, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-5000 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

apache / hadoop

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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