CVE-2020-27607 Vulnerability Analysis & Exploit Details

Status: Analyzed - Last modified: 29 Oct 2020, 17:04 UTC Published: 21 Oct 2020, 15:15 UTC

CVE-2020-27607
Vulnerability Scoring

6.5
/10

Attack Complexity Details

  • Attack Complexity: Low Impact
  • Attack Vector: NETWORK
  • Privileges Required: None
  • Scope: UNCHANGED
  • User Interaction: NONE

CIA Impact Definition

  • Confidentiality: Low Impact
  • Integrity: Low Impact
  • Availability:

CVE-2020-27607 Vulnerability Summary

In BigBlueButton before 2.2.28 (or earlier), the client-side Mute button only signifies that the server should stop accepting audio data from the client. It does not directly configure the client to stop sending audio data to the server, and thus a modified server could store the audio data and/or transmit it to one or more meeting participants or other third parties.

Access Complexity Graph

Above is the Access Complexity Graph for CVE-2020-27607. It helps visualize the difficulty level and privilege requirements needed to exploit this vulnerability, providing a quick assessment of its exploitation feasibility.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2020-27607, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

Impact Analysis

Below is the Impact Analysis for CVE-2020-27607, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

Exploit Prediction Scoring System (EPSS)

The EPSS score estimates the probability that this vulnerability will be exploited in the near future.

EPSS Score: 0.138% (probability of exploit)

EPSS Percentile: 50.51% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 49.49% of others.

CVE-2020-27607 Detailed Information and External References

References

CWE

NVD-CWE-noinfo

Vulnerable Configurations

  • cpe:2.3:a:bigbluebutton:bigbluebutton:-:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:-:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.7:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.7:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.8:-:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.8:-:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.8:rc2:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.8:rc2:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.9.0:beta:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.9.0:beta:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.9.1:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.9.1:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.9.2:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.9.2:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.71:-:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.71:-:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.71:a:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.71:a:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:-:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:-:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:b:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:b:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc2:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc2:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc3:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc3:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc4:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc4:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc5:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:0.81:rc5:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:1.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:1.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:1.1.0:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:1.1.0:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:-:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:-:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc10:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc10:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc11:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc11:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc2:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc2:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc3:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc3:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc4:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc4:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc5:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc5:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc6:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc6:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc7:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc7:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc8:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc8:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc9:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.0:rc9:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:-:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:-:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc1:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc1:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc2:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc2:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc3:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc3:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc4:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc4:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc5:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc5:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc6:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:rc6:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta2:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta2:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta3:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta3:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta4:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta4:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta5:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta5:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta6:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta6:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta7:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta7:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta8:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta8:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta9:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta9:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta10:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta10:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta11:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta11:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta12:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta12:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta14:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta14:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta15:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta15:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta16:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta16:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta17:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta17:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta18:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta18:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta19:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta19:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta20:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta20:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta21:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta21:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta22:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta22:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta23:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.0:beta23:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.1:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.1:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.2:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.2:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.3:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.3:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.4:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.4:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.5:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.5:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.6:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.6:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.7:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.7:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.8:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.8:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.9:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.9:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.10:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.10:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.11:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.11:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.12:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.12:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.14:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.14:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.15:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.15:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.16:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.16:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.17:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.17:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.18:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.18:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.19:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.19:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.20:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.20:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.21:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.21:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.22:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.22:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.23:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.23:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.24:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.24:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.25:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.25:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.26:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.26:*:*:*:*:*:*:*
  • cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.27:*:*:*:*:*:*:*
    cpe:2.3:a:bigbluebutton:bigbluebutton:2.2.27:*:*:*:*:*:*:*

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

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