NULL pointer dereference in Red Hat Directory Server 12

CVE-2025-2487

A flaw was found in the 389-ds-base LDAP Server. This issue occurs when issuing a Modify DN LDAP operation through the ldap protocol, when the function return value is not tested and a NULL pointer is dereferenced. If a privileged user performs a ldap MODDN operation after a failed operation, it could lead to a Denial of Service (DoS) or system crash.

EPSS: 0.006 (42.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-2487?
CVE-2025-2487 is a medium-severity vulnerability in Red Hat Directory Server 12, classified under NULL Pointer Dereference. CVSS score: 4.9/10. Published 2025-03-18.
How severe is CVE-2025-2487?
Medium severity. CVSS v3 base score is 4.9 out of 10.