CSRF in Mybb-2fa Project
CVE-2019-12363
An CSRF issue was discovered in the JN-Jones MyBB-2FA plugin through 2014-11-05 for MyBB. An attacker can forge a request to an installed mybb2fa plugin to control its state via usercp.php?action=mybb2fa&do=deactivate (or usercp.php?action=mybb2fa&do=activate). A deactivate operation lowers the security of the targeted account by disabling two factor authentication.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (47.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Weakness classification (CWE)
References
- community.mybb.com/thread-162369.html (Third Party Advisory, Issue Tracking)
- seekurity.com/blog/advisories/mybb-two-factor-authentication-extension-vulnerab… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-12363?
- CVE-2019-12363 is a high-severity vulnerability in Mybb-2fa Project, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2019-07-11.
- How severe is CVE-2019-12363?
- High severity. CVSS v3 base score is 8.8 out of 10.