Authorization Bypass Vulnerability in Apache Hadoop
CVE-2018-11765

7.5HIGH

Key Information:

Vendor

Apache
Status
Apache Hadoop
Vendor
CVE Published:
30 September 2020

What is CVE-2018-11765?

An authorization bypass vulnerability in Apache Hadoop can allow any user to access certain servlets without authentication when Kerberos authentication is activated, but SPNEGO via HTTP is not enabled. This issue can lead to unauthorized access and potential exposure of sensitive data, requiring users to ensure proper authentication measures are in place to mitigate the risk.

Affected Version(s)

Apache Hadoop Apache Hadoop 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5

References

https://lists.apache.org/thread.html/r2c7f899911a04164ed1...
x_refsource_MISC
https://lists.apache.org/thread.html/rf9dfa8b77585c9227db...
mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rbe25cac0f499374f8ae...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.