CVE-2021-3187
8.8 · HIGHOverview
CVE-2021-3187 is a high-severity vulnerability affecting beyondtrust privilege_management_for_mac. It was published on December 11, 2023 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
An issue was discovered in BeyondTrust Privilege Management for Mac before 5.7. An authenticated, unprivileged user can elevate privileges by running a malicious script (that executes as root from a temporary directory) during install time. (This applies to macOS before 10.15.5, or Security Update 2020-003 on Mojave and High Sierra, Later versions of macOS are not vulnerable.)
Remediation
Check the references section for vendor advisories and patches from beyondtrust. Update privilege_management_for_mac to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| beyondtrust | privilege_management_for_mac | >= 0, < 5.7 | Affected |
| apple | mac_os_x | >= 0, < 10.15.5 | Affected |
Frequently Asked Questions
What is CVE-2021-3187?
CVE-2021-3187 is a high-severity vulnerability affecting beyondtrust privilege_management_for_mac. It was published on December 11, 2023 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2021-3187?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-3187?
Check the references section for vendor advisories and patches from beyondtrust. Update privilege_management_for_mac to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-3187?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-3187 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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