CVE-2020-27611
HIGHCVSS 7.3/10EPSS 0.66%
Last modified
CVE-2020-27611 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. BigBlueButton through 2.2.28 uses STUN/TURN resources from a third party, which may represent an unintended endpoint.. EPSS estimates a 0.66% chance of exploitation in the next 30 days.
Description
BigBlueButton through 2.2.28 uses STUN/TURN resources from a third party, which may represent an unintended endpoint.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Bigbluebutton | Bigbluebutton | <= 2.2.28 |
References
- https://docs.bigbluebutton.org/admin/privacy.htmlNot Applicable
- https://github.com/bigbluebutton/bigbluebutton/commit/d0bc77c3dbd858295004f15d7a57ec35e6b203d6Patch, Third Party Advisory
- https://docs.bigbluebutton.org/admin/privacy.htmlNot Applicable
- https://github.com/bigbluebutton/bigbluebutton/commit/d0bc77c3dbd858295004f15d7a57ec35e6b203d6Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27611?
BigBlueButton through 2.2.28 uses STUN/TURN resources from a third party, which may represent an unintended endpoint.
How severe is CVE-2020-27611?
CVE-2020-27611 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.66% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27611?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-27611?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST