Vulnerability CVE-2021-3138
Published: 2021-01-14

Description:
In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms.

Type:

CWE-307

 (Improper Restriction of Excessive Authentication Attempts)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Discourse -> Discourse 

 References:
https://blog.discourse.org/
https://github.com/discourse/discourse/releases
https://github.com/Mesh3l911/Disource
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