Session Management Flaw in LemonLDAP::NG Affects User Authentication
CVE-2021-35472

8.8HIGH

Key Information:

Vendor

Lemonldap-ng

Status
Lemonldap\
Vendor
CVE Published:
27 July 2021

What is CVE-2021-35472?

A vulnerability exists in LemonLDAP::NG prior to version 2.0.12 that can lead to session cache corruption. This issue allows an attacker to exploit authentication processes, potentially causing authorization bypass or impersonation of another user. By executing a series of rapid authentication requests, an attacker may find themselves authenticated as either of two different users, undermining the integrity of user sessions.

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References

https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues...
x_refsource_MISC
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
x_refsource_MISC
https://www.debian.org/security/2021/dsa-4943
vendor-advisoryx_refsource_DEBIAN

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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