CVE-2021-27272 : Vulnerability Insights and Analysis
Learn about CVE-2021-27272 affecting NETGEAR ProSAFE Network Management System 1.6.0.26. Understand the impact, technical details, and mitigation steps for this critical vulnerability.
A detailed overview of the CVE-2021-27272 vulnerability affecting NETGEAR ProSAFE Network Management System 1.6.0.26.
Understanding CVE-2021-27272
This CVE involves a vulnerability in NETGEAR ProSAFE Network Management System 1.6.0.26 that allows remote attackers to delete arbitrary files, potentially leading to a denial-of-service condition.
What is CVE-2021-27272?
The vulnerability enables attackers to delete arbitrary files on affected installations of ProSAFE Network Management System. By bypassing the authentication mechanism, an attacker can exploit the flaw in the ReportTemplateController class.
The Impact of CVE-2021-27272
With a CVSS base score of 7.1 (High), the vulnerability poses a threat to system availability, with no impact on confidentiality but a potential low integrity impact. Attackers with low privileges can trigger a denial-of-service scenario.
Technical Details of CVE-2021-27272
An insight into the technical aspects of the CVE-2021-27272 vulnerability.
Vulnerability Description
The flaw occurs due to improper validation of user-supplied paths within the ReportTemplateController class, allowing attackers to perform file operations without proper verification.
Affected Systems and Versions
NETGEAR ProSAFE Network Management System version 1.6.0.26 is specifically impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability remotely, leveraging path traversal techniques to delete files and potentially disrupt system operations.
Mitigation and Prevention
Best practices to mitigate the CVE-2021-27272 vulnerability and prevent exploitation.
Immediate Steps to Take
Users should apply security patches provided by NETGEAR promptly to address the vulnerability and prevent remote exploitation.
Long-Term Security Practices
Implement network segmentation, access controls, and regular security assessments to safeguard against similar vulnerabilities in the future.
Patching and Updates
Regularly monitor vendor security advisories and apply patches and updates to secure the ProSAFE Network Management System.