CVE-2021-3138

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

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

3.07% chance of exploitation in the next 30 days, 87th percentile

Published

2021-01-14

Updated

2024-08-03

Proof-of-concept exploits (2)

• http://packetstormsecurity.com/files/162256/Discourse-2.7.0-2FA-Bypass.html
• Mesh3l911/CVE-2021-31381★ · 2021-05-04

References

• CVE Record
• NVD entry

Related

• CVE-2021-31760
• CVE-2021-31761
• CVE-2021-31762
• CVE-2021-32156
• CVE-2021-32157
• CVE-2021-32158