CVE-2016-5001

lowpriority · track · 22EPSS 0.007 · 53 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.70% (53rd) EPSS

CVSS 2.1 · low

Is it mine?

9 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-23

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.

cvss

Technical severity, 0–10. One row per scoring source.

5.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.1–5.5

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.9

v3.05.5mediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.05.5mediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · OSV

v3.05.1mediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USprimaryCWE-200US

affected products (9)

Products and version ranges known to be affected.

IBM InfoSphere Guardium 10.0-10.5all versionscert_bundDEcpe:/a:ibm:infosphere_guardium:10.0_-_10.5
IBM InfoSphere Information Serverall versionscert_bundDEcpe:/a:ibm:infosphere_information_server:-
Apache Software Foundation Apache Hadoop≤ 2.1.0 to 2.6.3enisa_euvdEU
Apache Software Foundation Apache Hadoop≤ 2.7.0 to 2.7.1enisa_euvdEU
apache hadoop≤ 2.6.3nvdUScpe:2.3:a:apache:hadoop:*:*:*:*:*:*:*:*
apache hadoop= 2.7.0nvdUScpe:2.3:a:apache:hadoop:*:*:*:*:*:*:*:*
apache hadoop= 2.7.1nvdUScpe:2.3:a:apache:hadoop:*:*:*:*:*:*:*:*
Maven org.apache.hadoop:hadoop-common< 2.6.4osvUSpkg:maven/org.apache.hadoop/hadoop-common
Maven org.apache.hadoop:hadoop-common2.7.0 → 2.7.2osvUSpkg:maven/org.apache.hadoop/hadoop-common

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2751IBM InfoSphere Guardium: Mehrere SchwachstellenDeutsch2018-12-13csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in IBM InfoSphere Guardium ausnutzen, um dadurch die Integrität, Vertraulichkeit und Verfügbarkeit zu gefährden.
GHSA-8r28-r8cp-g6cpExposure of Sensitive Information to an Unauthorized Actor in Apache Hadoop2022-05-13ghsa · osvUS
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.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2017-08-30modified 2026-06-17

related (19,276)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-20133US	high7.5OT critical	31.5% (98th)	KEV	2026-02-25
A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system. This vulnerability is due…
CVE-2026-20128US	—OT critical	7.32% (94th)	KEV	2026-02-25
A vulnerability in the Data Collection Agent (DCA) feature of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain DCA user privileges on an affect…
CVE-2026-20122US	medium5.4OT critical	25.8% (98th)	KEV	2026-02-25
A vulnerability in the API of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to overwrite arbitrary files on the local file system. To exploit this vul…
CVE-2025-68686US	—OT critical	29.5% (98th)	KEV	2026-02-10
An Exposure of Sensitive Information to an Unauthorized Actor vulnerability [CWE-200] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.1, FortiOS 7.4.0 through 7.4.6, FortiOS 7.…
CVE-2026-20805US	—OT critical	7.46% (94th)	KEV	2026-01-13
Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.

+19271 more

references (9)

External citations — patches, advisories, analysis.

http://hadoop.apache.org/Patchcnnvd
http://seclists.org/oss-sec/2016/q4/698 cnnvd
https://www.securityfocus.com/bid/94950 cnnvd
http://seclists.org/oss-sec/2016/q4/698 enisa_euvd
http://www.securityfocus.com/bid/94950 enisa_euvd
https://lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a%40%3Cuser.flink.apache.org%3E enisa_euvd
http://seclists.org/oss-sec/2016/q4/698Mailing ListThird Party Advisorynvd
http://www.securityfocus.com/bid/94950Third Party AdvisoryVDB Entrynvd

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