n/a vulnerability

In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash).

Published 28 Apr 2020Updated 14 Oct 202645 sources
CVSS 7.5 ✓ VERIFIED REFERENCE

What happened

In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash).

Affected versions

n/a: n/a; V3.1.0 through before V3.1.5 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

RepositoryAuthorFirst seenReference
bugs.openldap.orgNVD reference2020-04-28Verified