CVE-2020-5759
9.8 · CRITICALOverview
CVE-2020-5759 is a critical-severity vulnerability affecting grandstream ucm6202_firmware. It was published on July 17, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via SSH. An authenticated remote attacker can execute commands as the root user by issuing a specially crafted "unset" command.
Remediation
Check the references section for vendor advisories and patches from grandstream. Update ucm6202_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 |
|---|---|---|---|
| grandstream | ucm6202_firmware | 0 | Affected |
| grandstream | ucm6204_firmware | 0 | Affected |
| grandstream | ucm6208_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2020-5759?
CVE-2020-5759 is a critical-severity vulnerability affecting grandstream ucm6202_firmware. It was published on July 17, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2020-5759?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-5759?
Check the references section for vendor advisories and patches from grandstream. Update ucm6202_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-2020-5759?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-5759 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
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