What’s Vulnerable › Vulnerabilities

CVE-2020-24660

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-09-14 · updated 2026-06-17
• Weakness: CWE-425

Description

An issue was discovered in LemonLDAP::NG through 2.0.8, when NGINX is used. An attacker may bypass URL-based access control to protected Virtual Hosts by submitting a non-normalized URI. This also affects versions before 0.5.2 of the "Lemonldap::NG handler for Node.js" package.

Affected products

• Debian Linux: 10.0
• lemonldap-ng Lemonldap::Ng: through 2.0.8
• lemonldap-ng Lemonldap::Ng Handler: through 0.5.2

References

• https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/releases/tag/0.5.2
• https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/security/advisories/GHSA-x44x-r84w-8v67
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290
• https://www.debian.org/security/2020/dsa-4762
• https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/releases/tag/0.5.2
• https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/security/advisories/GHSA-x44x-r84w-8v67
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290
• https://www.debian.org/security/2020/dsa-4762

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