CVE-2023-43076 Explained : Impact and Mitigation
Learn about CVE-2023-43076, a denial-of-service vulnerability in Dell PowerScale OneFS versions 8.2.x-9.5.0.x. Understand the impact, technical details, and mitigation steps.
This article provides detailed information about CVE-2023-43076, a denial-of-service vulnerability found in Dell PowerScale OneFS versions 8.2.x, 9.0.0.x-9.5.0.x.
Understanding CVE-2023-43076
CVE-2023-43076 is a vulnerability in Dell PowerScale OneFS that could be exploited by a low-privilege remote attacker to cause an out of memory (OOM) condition, leading to a denial-of-service scenario.
What is CVE-2023-43076?
Dell PowerScale OneFS versions 8.2.x, 9.0.0.x-9.5.0.x contain a denial-of-service vulnerability. The attacker with low privileges can exploit this to trigger an out of memory condition.
The Impact of CVE-2023-43076
This vulnerability has a CVSS base score of 6.5, with a medium severity level and high availability impact. Although it does not affect confidentiality or integrity, it requires low privileges and can be exploited remotely over a network.
Technical Details of CVE-2023-43076
The vulnerability is classified under CWE-401, indicating a Missing Release of Memory after Effective Lifetime.
Vulnerability Description
The CVE-2023-43076 vulnerability in Dell PowerScale OneFS could result in a denial-of-service scenario due to an out of memory condition caused by remote exploitation.
Affected Systems and Versions
Dell PowerScale OneFS versions 8.2.x, 9.0.0.x-9.5.0.x are affected by this vulnerability.
Exploitation Mechanism
A low-privilege remote attacker can exploit this vulnerability to trigger an out of memory (OOM) condition, leading to a denial-of-service situation.
Mitigation and Prevention
To address CVE-2023-43076, certain immediate and long-term security measures are recommended.
Immediate Steps to Take
- Apply security updates provided by Dell for Dell PowerScale OneFS to mitigate the vulnerability.
Long-Term Security Practices
- Regularly monitor and apply security patches for the affected systems to prevent potential attacks.
Patching and Updates
- Refer to the vendor's advisory page for instructions on how to update and patch your Dell PowerScale OneFS system.