CVEvulnerability

CVE-2016-5001

5.5 MEDIUM Published 2017-08-30 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-08-30
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-200

Description

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.

Affected configurations

• apache hadoop (<= 2.6.3) • apache hadoop 2.7.0 • apache hadoop 2.7.1

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References