CVE-2016-0733

CRITICAL

Apache Ranger <0.5.1 - Auth Bypass

Title source: llm

Description

The Admin UI in Apache Ranger before 0.5.1 does not properly handle authentication requests that lack a password, which allows remote attackers to bypass authentication by leveraging knowledge of a valid username.

References (4)

[Vendor Advisory] https://cwiki.apache.org/confluence/display/RANGER/Vulnerabilities+found+in+Ranger

[Vendor Advisory] https://issues.apache.org/jira/browse/RANGER-835

[Various Sources] https://mail-archives.apache.org/mod_mbox/ranger-dev/201602.mbox/%3CD2D9A4C5.114ECA%25vel%40apache.org%3E

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/82871

Scores

CVSS v3 9.8

EPSS 0.0165

EPSS Percentile 81.8%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-287

Status draft

Affected Products (2)

apache/ranger < 0.5.0

org.apache.ranger/ranger < 0.5.1Maven

Timeline

Published Apr 12, 2016

Tracked Since Feb 18, 2026