CVE-2020-5756
8.8 · HIGHOverview
CVE-2020-5756 is a high-severity vulnerability affecting grandstream gwn7000_firmware. It was published on July 17, 2020 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
Grandstream GWN7000 firmware version 1.0.9.4 and below allows authenticated remote users to modify the system's crontab via undocumented API. An attacker can use this functionality to execute arbitrary OS commands on the router.
Remediation
Check the references section for vendor advisories and patches from grandstream. Update gwn7000_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 | gwn7000_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2020-5756?
CVE-2020-5756 is a high-severity vulnerability affecting grandstream gwn7000_firmware. It was published on July 17, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2020-5756?
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-2020-5756?
Check the references section for vendor advisories and patches from grandstream. Update gwn7000_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-2020-5756?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-5756 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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