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CVE-2021-27660

8.8 · HIGH
Published Jul 1, 2021 johnsoncontrols CWE-20 EPSS 2.10% (80th pctl)

Overview

CVE-2021-27660 is a high-severity vulnerability affecting johnsoncontrols c-cure_9000_firmware. It was published on July 1, 2021 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 insecure client auto update feature in C-CURE 9000 can allow remote execution of lower privileged Windows programs.

Remediation

Check the references section for vendor advisories and patches from johnsoncontrols. Update c-cure_9000_firmware 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
johnsoncontrols c-cure_9000_firmware >= 0, < 2.80 Affected

Frequently Asked Questions

What is CVE-2021-27660?

CVE-2021-27660 is a high-severity vulnerability affecting johnsoncontrols c-cure_9000_firmware. It was published on July 1, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2021-27660?

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-2021-27660?

Check the references section for vendor advisories and patches from johnsoncontrols. Update c-cure_9000_firmware 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-2021-27660?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-27660 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.