CVE-2021-30968
5.5 · MEDIUMOverview
CVE-2021-30968 is a medium-severity vulnerability affecting apple iphone_os. It was published on August 24, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
A validation issue related to hard link behavior was addressed with improved sandbox restrictions. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A malicious application may be able to bypass certain Privacy preferences.
Remediation
Check the references section for vendor advisories and patches from apple. Update iphone_os 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 |
|---|---|---|---|
| apple | iphone_os | >= 0, < 15.2 | Affected |
| apple | mac_os_x | >= 10.15, < 10.15.7 | Affected |
| apple | macos | >= 11.0, < 11.6.2 | Affected |
| apple | tvos | >= 0, < 15.2 | Affected |
| apple | watchos | >= 0, < 8.3 | Affected |
References
Frequently Asked Questions
What is CVE-2021-30968?
CVE-2021-30968 is a medium-severity vulnerability affecting apple iphone_os. It was published on August 24, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-30968?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-30968?
Check the references section for vendor advisories and patches from apple. Update iphone_os 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-2021-30968?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-30968 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.
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