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Critical

The Admin UI in Apache Ranger before 0.5.1 does not properly handle authentication requests that lack a password

  • Disclosed: 17.10.2018
  • Updated: 11.10.2026 11:20

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.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) org.apache.ranger:ranger < 0.5.1 0.5.1

References

CVSS score 9.8/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-287
Platform
Java / Kotlin (Maven)
Package
org.apache.ranger:ranger
Disclosed
17.10.2018
Updated
11.10.2026 11:20

Sources and licenses

OSV / GitHub Advisory Database - GHSA-j84c-j8qm-g47r - CC BY 4.0

Vulnerability history: org.apache.ranger:ranger

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (17) in the archive
Total entries
17
First → latest
10.2018 08.2026
Without a fix
1
Exploited in attacks
0

Severity breakdown

  • Critical 4
  • High 5
  • Medium 8

Disclosures per year

Severity:
  1. Apache Ranger has a Command Injection vulnerability
    Critical · 9.8 CVE-2026-28672 >= 0.6.0, <= 2.8.0 no fix
  2. Apache Ranger UI vulnerable to Server Side Request Forgery
    Critical · 9.1 CVE-2024-45479 >= 0.5.0, < 2.5.0 2.5.0
  3. Apache Ranger code execution vulnerability in policy expressions
    High · 8.8 CVE-2022-45048 >= 2.3.0, < 2.4.0 2.4.0
  4. Apache Ranger allows users to bypass intended access restrictions via direct access to module URLs
    High · 7.1 CVE-2015-0266 < 0.5.0 0.5.0
  5. Apache Ranger Access Restriction Bypass
    High · 8.8 CVE-2016-0735 >= 0.5.0, < 0.5.2 0.5.2
  6. Policy resource matcher in Apache Ranger before 0.7.1 ignores characters after '' wildcard character
    Critical · 9.8 CVE-2017-7676 < 0.7.1 0.7.1
  7. UnixAuthenticationService in Apache Ranger was updated to correctly handle user input to avoid Stack-based buffer overflow
    High · 8.8 CVE-2018-11778 < 1.2.0 1.2.0
  8. SQL injection vulnerability in the policy admin tool in Apache Ranger
    High · 7.2 CVE-2016-2174 < 0.5.3 0.5.3
  9. The Admin UI in Apache Ranger before 0.5.1 does not properly handle authentication requests that lack a password this entry
    Critical · 9.8 CVE-2016-0733 < 0.5.1 0.5.1

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