CVE-2021-28681
5.3 · MEDIUMOverview
CVE-2021-28681 is a medium-severity vulnerability affecting webrtc_project webrtc. It was published on March 18, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Pion WebRTC before 3.0.15 didn't properly tear down the DTLS Connection when certificate verification failed. The PeerConnectionState was set to failed, but a user could ignore that and continue to use the PeerConnection. )A WebRTC implementation shouldn't allow the user to continue if verification has failed.)
Remediation
Check the references section for vendor advisories and patches from webrtc_project. Update webrtc 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 |
|---|---|---|---|
| webrtc_project | webrtc | >= 0, < 3.0.15 | Affected |
Frequently Asked Questions
What is CVE-2021-28681?
CVE-2021-28681 is a medium-severity vulnerability affecting webrtc_project webrtc. It was published on March 18, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2021-28681?
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-28681?
Check the references section for vendor advisories and patches from webrtc_project. Update webrtc 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-2021-28681?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-28681 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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