Improper access control in Apache Pulsar - CVE-2021-41571
Published: January 31, 2022
Vulnerability identifier: #VU60190
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-41571
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions within the Admin API. A remote user can bypass implemented security restrictions and data that belong to another tenant.
Affected software
Apache Pulsar
How to mitigate CVE-2021-41571
Install updates from vendor's website.
Apache Pulsar - addressed in versions 2.7.4, 2.8.1