CVE-2022-23159 : Exploit Details and Defense Strategies
Learn about CVE-2022-23159, a vulnerability in Dell PowerScale OneFS software versions 8.2.2 - 9.3.0.x, allowing a Denial-Of-Service attack. Find mitigation steps and impacts here.
This article provides an overview of CVE-2022-23159, a vulnerability in Dell PowerScale OneFS software that could lead to a Denial-Of-Service, affecting versions 8.2.2 to 9.3.0.x.
Understanding CVE-2022-23159
CVE-2022-23159 is a vulnerability in Dell PowerScale OneFS software that allows an authenticated user with specific privileges to exploit a missing release of memory after effective lifetime, resulting in a Denial-Of-Service.
What is CVE-2022-23159?
The vulnerability in Dell PowerScale OneFS versions 8.2.2 to 9.3.0.x allows an authenticated user to trigger a Denial-Of-Service by exploiting a missing release of memory after effective lifetime.
The Impact of CVE-2022-23159
An attacker with the necessary privileges could exploit this vulnerability, potentially causing a Denial-Of-Service scenario. This vulnerability can also impact clusters in Compliance mode.
Technical Details of CVE-2022-23159
CVE-2022-23159 has a CVSS v3.1 base score of 4.8, with a MEDIUM severity rating. The attack complexity is considered HIGH, while the impact on availability is rated HIGH as well.
Vulnerability Description
The vulnerability involves a missing release of memory after effective lifetime, which can be exploited by an authenticated user with specific privileges.
Affected Systems and Versions
Dell PowerScale OneFS versions 8.2.2 to 9.3.0.x are affected by this vulnerability.
Exploitation Mechanism
An authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE and ISI_PRIV_AUTH_PROVIDERS privileges can exploit this vulnerability to trigger a Denial-Of-Service.
Mitigation and Prevention
It is crucial for users to take immediate steps to address CVE-2022-23159 and implement long-term security practices to safeguard their systems.
Immediate Steps to Take
Dell recommends updating the affected PowerScale OneFS software to mitigate the vulnerability. Users should follow the provided guidance promptly.
Long-Term Security Practices
In addition to patching, implementing strong access control policies and monitoring system activity can help prevent unauthorized exploitation of vulnerabilities.
Patching and Updates
Regularly applying security patches and updates from Dell is essential to address known vulnerabilities and enhance system security.