Vulnerability in Lemonldap-ng Lemonldap\

CVE-2020-16093

In LemonLDAP::NG (aka lemonldap-ng) through 2.0.8, validity of the X.509 certificate is not checked by default when connecting to remote LDAP backends, because the default configuration of the Net::LDAPS module for Perl is used.

Vulnerability class: Improper Certificate Validation

EPSS: 0.006 (42.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-16093?
CVE-2020-16093 is a high-severity vulnerability in Lemonldap-ng Lemonldap\, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2022-07-18.
How severe is CVE-2020-16093?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-16093 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.