Vulnerability · Published Nov 26, 2020 · Assigned by mitre
CVE-2020-29043
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 73% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.5%top 26.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
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-2.2.29-E-mail-Validation-Bypass.html x_refsource_MISC