[20230502] - Core - Bruteforce prevention within the mfa screen
CVE-2023-23755

7.5HIGH

Key Information:

Vendor
Joomla
Status
Joomla! Cms
Vendor
CVE Published:
30 May 2023

Summary

A vulnerability in Joomla! versions 4.2.0 to 4.3.1 allows attackers to exploit the lack of rate limiting on multi-factor authentication (MFA) methods, potentially facilitating brute force attacks. This issue highlights critical shortcomings in the platform's authentication mechanisms, urging users to implement additional security measures until a patch is applied. Joomla! developers have acknowledged this vulnerability and provided guidance for mitigating the risks associated with this flaw.

Affected Version(s)

Joomla! CMS 4.2.0-4.3.1

References

https://developer.joomla.org/security-centre/900-20230502...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Phil Taylor
.