CVE-2021-31793
7.5 · HIGHOverview
CVE-2021-31793 is a high-severity vulnerability affecting nightowlsp wdb-20_firmware. It was published on May 6, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
An issue exists on NightOwl WDB-20-V2 WDB-20-V2_20190314 devices that allows an unauthenticated user to gain access to snapshots and video streams from the doorbell. The binary app offers a web server on port 80 that allows an unauthenticated user to take a snapshot from the doorbell camera via the /snapshot URI.
Remediation
Check the references section for vendor advisories and patches from nightowlsp. Update wdb-20_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 |
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Frequently Asked Questions
What is CVE-2021-31793?
CVE-2021-31793 is a high-severity vulnerability affecting nightowlsp wdb-20_firmware. It was published on May 6, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-31793?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-31793?
Check the references section for vendor advisories and patches from nightowlsp. Update wdb-20_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-2021-31793?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-31793 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.
Automated penetration testing that runs continuously, not just quarterly.
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