CVE-2021-3540 : What You Need to Know
Discover the details of CVE-2021-3540 affecting Ivanti MobileIron Core. Learn about the impact, affected versions, and mitigation steps to secure your systems.
Ivanti MobileIron Core versions 10.7.0.1-9 and 11.0.0.1-3 are affected by a vulnerability that allows attackers to escape the restricted clish shell by abusing the 'install rpm info detail' command. This issue was resolved in version 11.1.0.0.
Understanding CVE-2021-3540
This section provides a detailed overview of the CVE-2021-3540 vulnerability.
What is CVE-2021-3540?
CVE-2021-3540 is a vulnerability found in Ivanti MobileIron Core that enables attackers to break out of the restricted clish shell through the manipulation of command arguments.
The Impact of CVE-2021-3540
The impact of this vulnerability is rated as MEDIUM severity with a CVSS base score of 6.5. It poses a high risk to the confidentiality and integrity of affected systems.
Technical Details of CVE-2021-3540
In this section, we delve into the technical specifics of CVE-2021-3540.
Vulnerability Description
The vulnerability arises from improper input validation, allowing threat actors to execute arbitrary commands and elevate their privileges on the affected Ivanti MobileIron Core versions.
Affected Systems and Versions
Ivanti MobileIron Core versions 10.7.0.1-9 and 11.0.0.1-3 are confirmed to be impacted by this security flaw.
Exploitation Mechanism
By exploiting the 'install rpm info detail' command, attackers can bypass the restricted clish shell and potentially gain unauthorized access to sensitive data.
Mitigation and Prevention
This section offers guidance on mitigating the risks associated with CVE-2021-3540.
Immediate Steps to Take
Users are advised to update their Ivanti MobileIron Core to version 11.1.0.0 or the latest available release to address the vulnerability and prevent exploitation.
Long-Term Security Practices
Implementing strong input validation mechanisms, conducting regular security audits, and enforcing the principle of least privilege can enhance the overall security posture of the system.
Patching and Updates
Regularly monitor security advisories from Ivanti and apply patches promptly to protect against known vulnerabilities.