Learn about CVE-2021-21569, a critical Path traversal vulnerability in Dell NetWorker versions 18.x and 19.x, enabling unauthorized access to sensitive data. Mitigate risk with patches.
A Path traversal vulnerability in Dell NetWorker versions 18.x and 19.x allows a remote attacker to gain unauthorized access to sensitive information.
Understanding CVE-2021-21569
This CVE describes a critical security vulnerability in Dell NetWorker software that could lead to unauthorized access to sensitive data.
What is CVE-2021-21569?
Dell NetWorker, versions 18.x and 19.x contain a Path traversal vulnerability that could be exploited by a NetWorker server user with remote access to gain unauthorized information.
The Impact of CVE-2021-21569
The vulnerability poses a medium severity risk with a CVSS base score of 6.8, allowing an attacker to potentially access confidential data.
Technical Details of CVE-2021-21569
This section outlines the technical aspects of the CVE including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability arises from improper neutralization of special elements in an OS command, specifically related to the Path traversal issue.
Affected Systems and Versions
Dell NetWorker versions 18.x and 19.x are affected by this vulnerability.
Exploitation Mechanism
A NetWorker server user with remote access to NetWorker clients could exploit this vulnerability to gain unauthorized access to sensitive information.
Mitigation and Prevention
Protecting systems from CVE-2021-21569 involves immediate steps and long-term security practices.
Immediate Steps to Take
Organizations should apply available patches and updates provided by Dell to mitigate the vulnerability.
Long-Term Security Practices
Implementing strict access controls, conducting regular security assessments, and maintaining up-to-date security protocols can help prevent similar vulnerabilities.
Patching and Updates
Regularly monitor vendor advisories and apply security patches promptly to prevent exploitation of known vulnerabilities.