Authentication Bypass Vulnerability in Symfony LDAP Component
CVE-2018-11407

9.8CRITICAL

Key Information:

Vendor
Sensiolabs
Status
Symfony
Vendor
CVE Published:
13 June 2018

Summary

A weakness in the Ldap component of Symfony allows attackers to bypass authentication measures by utilizing a 'null' password alongside a valid username. This results in an unauthenticated bind, which compromises the security of systems configured with affected versions. The issue is attributable to an incomplete resolution of a previous vulnerability (CVE-2016-2403), highlighting the importance of ensuring proper configuration and implementation of authentication protocols.

References

https://symfony.com/blog/cve-2018-11407-unauthorized-acce...
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2018-11407 : Authentication Bypass Vulnerability in Symfony LDAP Component | SecurityVulnerability.io