CVE-2020-29043: Infoleak
First published: Thu Nov 26 2020(Updated: )
An issue was discovered in BigBlueButton through 2.2.29. When at attacker is able to view an account_activations/edit?token= URI, the attacker can create an approved user account associated with an email address that has an arbitrary domain name.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bigbluebutton Bigbluebutton | <=2.2.29 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID of this issue is CVE-2020-29043.
What is the severity of CVE-2020-29043?
The severity of CVE-2020-29043 is high, with a severity value of 7.5.
What is the affected software by CVE-2020-29043?
The affected software is BigBlueButton versions up to and including 2.2.29.
How does CVE-2020-29043 work?
CVE-2020-29043 allows an attacker to create an approved user account associated with an email address that has an arbitrary domain name by exploiting the account_activations/edit?token= URI.
Are there any known references for CVE-2020-29043?
Yes, here are some references for CVE-2020-29043: [PacketStormSecurity](http://packetstormsecurity.com/files/160239/BigBlueButton-2.2.29-E-mail-Validation-Bypass.html), [CxSecurity](https://cxsecurity.com/issue/WLB-2020110211), [GitHub](https://github.com/bigbluebutton/bigbluebutton/releases).
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- agent/author
- agent/severity
- agent/references
- agent/weakness
- agent/type
- agent/description
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/bigbluebutton
- canonical/bigbluebutton bigbluebutton
- version/bigbluebutton bigbluebutton/2.2.29