Access Control Bypass Vulnerability in LemonLDAP::NG with NGINX
CVE-2020-24660

9.8CRITICAL

Key Information:

Vendor

Lemonldap-ng

Status
Lemonldap\
Vendor
CVE Published:
14 September 2020

What is CVE-2020-24660?

An access control bypass vulnerability has been identified in LemonLDAP::NG when deployed alongside NGINX. An attacker can exploit this issue by submitting a non-normalized URI, which allows them to bypass URL-based access control measures to gain unauthorized access to protected Virtual Hosts. Additionally, this vulnerability extends to the 'Lemonldap::NG handler for Node.js' package, affecting versions prior to 0.5.2. Users are advised to update to the latest version to mitigate this risk.

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References

https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues...
x_refsource_MISC
https://www.debian.org/security/2020/dsa-4762
vendor-advisoryx_refsource_DEBIAN
https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/...
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

JSON
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