CVE-2022-23160 : What You Need to Know

Dell PowerScale OneFS, versions 8.2.0-9.3.0, has been identified with an Improper Handling of Insufficient Permissions vulnerability, potentially exploited by a remote malicious user to gain write permissions on read-only files.

Understanding CVE-2022-23160

This CVE entry pertains to a security vulnerability found in Dell PowerScale OneFS software versions 8.2.0 through 9.3.0.

What is CVE-2022-23160?

CVE-2022-23160 is an Improper Handling of Insufficient Permissions vulnerability in Dell PowerScale OneFS versions 8.2.0-9.3.0. This flaw could allow a remote attacker to exploit the system and obtain write permissions on files that are meant to have read-only access.

The Impact of CVE-2022-23160

The vulnerability has a CVSS v3.1 base score of 5.4, categorizing it as a medium severity issue. The attack complexity is low, and an attacker can exploit it over a network with low privileges required. While the confidentiality impact is none, the integrity impact is low, and the availability impact is also low.

Technical Details of CVE-2022-23160

Below are the technical details related to this CVE entry:

Vulnerability Description

The vulnerability involves improper handling of permissions within Dell PowerScale OneFS, potentially leading to unauthorized write access to files.

Affected Systems and Versions

Dell PowerScale OneFS versions 8.2.0 through 9.3.0 are affected by this vulnerability.

Exploitation Mechanism

A remote malicious user could exploit this vulnerability to gain write permissions on files that are designated as read-only.

Mitigation and Prevention

To address CVE-2022-23160, consider the following security measures:

Immediate Steps to Take

Update Dell PowerScale OneFS to a non-vulnerable version.
Implement network security measures to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor and audit file permissions and access control.
Train employees on cybersecurity best practices to prevent social engineering attacks.

Patching and Updates

Stay informed about security updates from Dell and apply patches promptly to mitigate known vulnerabilities.