Account Activation Bypass in BigBlueButton by Blindly Approving User Accounts
CVE-2020-29043

7.5HIGH

Key Information:

Vendor

Bigbluebutton

Status
Bigbluebutton
Vendor
CVE Published:
26 November 2020

What is CVE-2020-29043?

An issue in BigBlueButton versions up to 2.2.29 allows an attacker to exploit the account activation functionality. By manipulating the 'account_activations/edit?token=' URI, attackers can create a user account linked to any email address, bypassing necessary validation checks. This vulnerability poses risks as it enables unauthorized access and potential misuse of the platform.

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References

https://github.com/bigbluebutton/bigbluebutton/releases
x_refsource_MISC
https://cxsecurity.com/issue/WLB-2020110211
x_refsource_MISC
http://packetstormsecurity.com/files/160239/BigBlueButton...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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