CVE-2020-9487 Information

Description

In Apache NiFi 1.0.0 to 1.11.4 the NiFi download token (one-time password) mechanism used a fixed cache size and did not authenticate a request to create a download token only when attempting to use the token to access the content. An unauthenticated user could repeatedly request download tokens preventing legitimate users from requesting download tokens.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://nifi.apache.org/securityCVE-2020-9487

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5