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CVE-2021-30823

6.5 · MEDIUM

A logic issue was addressed with improved restrictions.

Published Oct 28, 2021EPSS 2.23%

Overview

CVE-2021-30823 is a medium-severity vulnerability. It was published on October 28, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS 14.8 and iPadOS 14.8, tvOS 15, Safari 15, watchOS 8. An attacker in a privileged network position may be able to bypass HSTS.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refwww.openwall.com/lists/oss-security/2021/12/20/6Refsupport.apple.com/en-us/HT212807Refsupport.apple.com/en-us/HT212815Refsupport.apple.com/en-us/HT212816Refsupport.apple.com/en-us/HT212819Refsupport.apple.com/en-us/HT212869Refsupport.apple.com/kb/HT212953Refwww.openwall.com/lists/oss-security/2021/12/20/6Refsupport.apple.com/en-us/HT212807Refsupport.apple.com/en-us/HT212815

How CyberStrike helps

Frequently asked questions

What is CVE-2021-30823?

CVE-2021-30823 is a medium-severity vulnerability. It was published on October 28, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2021-30823?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-30823?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2021-30823?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-30823 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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