CVE-2022-22563 : Security Advisory and Response
Learn about CVE-2022-22563 affecting Dell EMC Powerscale OneFS 8.2.x - 9.2.x systems, allowing high-privileged users to manipulate account information without proper source identification. Find out the impact, technical details, and mitigation steps.
Dell EMC Powerscale OneFS versions 8.2.x to 9.2.x have a vulnerability that omits security-relevant information in /etc/master.passwd. This can be exploited by a high-privileged user to avoid recording the source of account information changes.
Understanding CVE-2022-22563
This CVE affects Dell's PowerScale OneFS versions 8.2.x to 9.2.x, allowing high-privileged users to manipulate account information without proper source identification.
What is CVE-2022-22563?
CVE-2022-22563 is a vulnerability in Dell EMC Powerscale OneFS that fails to include crucial security information in /etc/master.passwd, empowering high-privileged users to hide their changes.
The Impact of CVE-2022-22563
The impact of this vulnerability is rated as medium severity, with a CVSS base score of 4.4. While the attack complexity is low, the integrity impact is high, potentially enabling unauthorized changes without traceability.
Technical Details of CVE-2022-22563
This section delves into further technical insights regarding the CVE.
Vulnerability Description
The vulnerability in Dell's PowerScale OneFS 8.2.x - 9.2.x allows high-privileged users to circumvent accountability by omitting security-relevant information in /etc/master.passwd.
Affected Systems and Versions
Affected systems include Dell's PowerScale OneFS versions 8.2.x to 9.2.x that do not address the omission of security information issue.
Exploitation Mechanism
Exploitation of this vulnerability involves leveraging the lack of proper security information inclusion to modify account details without being detected.
Mitigation and Prevention
To safeguard systems from CVE-2022-22563, immediate actions and long-term security measures are crucial.
Immediate Steps to Take
Immediately updating to a fixed version of Dell EMC Powerscale OneFS above 9.3.0.x is recommended to mitigate the vulnerability.
Long-Term Security Practices
Regular security audits and access control reviews can help prevent privilege escalation and unauthorized system changes.
Patching and Updates
Regularly applying security patches and staying informed about Dell's security advisories are essential for maintaining system integrity.