Description

An issue was discovered in Joomla! 3.2.0 through 3.9.24. Usage of an insufficient length for the 2FA secret accoring to RFC 4226 of 10 bytes vs 20 bytes.

Remediation

References

CVE-2021-23127

Related Vulnerabilities

ownCloud Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2014-2057)

WordPress Plugin UpdraftPlus WordPress Backup Cross-Site Scripting (1.16.68)

WordPress Plugin Quick Paypal Payments Security Bypass (5.7.21)

Apache Traffic Server Stack-based Buffer Overflow Vulnerability (CVE-2026-58180)

WordPress Plugin Easy Custom Auto Excerpt Cross-Site Scripting (2.4.6)

Severity

Critical

Classification

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

Tags

Missing Update Known Vulnerabilities CVE-2021-23127