CVE-2007-5708: Openldap

High severity, CVSS 7.1. EPSS: 2.6% chance of exploitation in the next 30 days.

slapo-pcache (overlays/pcache.c) in slapd in OpenLDAP before 2.3.39, when running as a proxy-caching server, allocates memory using a malloc variant instead of calloc, which prevents an array from being initialized properly and might allow attackers to cause a denial of service (segmentation fault) via unknown vectors that prevent the array from being null terminated.

Affected products

• Openldap Openldap: version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.1 only; version 1.1.0 only; …

Published 2007-10-30. Last modified 2026-06-16.