CVE-2020-27611
HIGH severity · CVSS 7.3 · CWE-327
7.3CVSS HIGH
Summary
BigBlueButton through 2.2.28 uses STUN/TURN resources from a third party, which may represent an unintended endpoint.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactLow
Availability impactLow
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/bigbluebutton/bigbluebutton/commit/d0bc77c3dbd858295004f15d7a57ec35e6b203d6 ↗