CVE-2021-4200 : What You Need to Know
Learn about CVE-2021-4200, a medium-severity vulnerability in SUSE Rancher allowing unauthorized write access to the Catalog when restricted-admin role is enabled. Take immediate steps to mitigate this issue.
A vulnerability in SUSE Rancher allows unauthorized write access to the Catalog when the restricted-admin role is enabled.
Understanding CVE-2021-4200
This CVE refers to an Improper Privilege Management vulnerability in SUSE Rancher that affects versions prior to 2.5.13 and 2.6.4.
What is CVE-2021-4200?
CVE-2021-4200 is an Improper Privilege Management vulnerability in SUSE Rancher that permits users to gain unauthorized write access to the Catalog when the restricted-admin role is active.
The Impact of CVE-2021-4200
The vulnerability poses a medium risk with a CVSS base score of 5.4 (Medium severity) and low impact on integrity and availability.
Technical Details of CVE-2021-4200
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The issue allows any user, with the restricted-admin role, to have write access to the Catalog in SUSE Rancher versions prior to 2.5.13 and 2.6.4.
Affected Systems and Versions
SUSE Rancher versions less than 2.5.13 and 2.6.4 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability over a network with low complexity and privileges required.
Mitigation and Prevention
It is vital to take immediate steps to secure your systems and prevent potential exploitation.
Immediate Steps to Take
Users are advised to update SUSE Rancher to versions 2.5.13 and 2.6.4 or later to mitigate this vulnerability.
Long-Term Security Practices
Implement a robust privilege management strategy and regularly update software to prevent future vulnerabilities.
Patching and Updates
Stay informed about security patches and updates released by SUSE to address known vulnerabilities.