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Vulnerability record · CVE-2018-14648 · published 28 September 2018

CVE-2018-14648: Fedoraproject 389 directory server uncontrolled resource consumption vulnerability

Fedoraproject · 389 Directory Server

A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in the do_search() function. An unauthenticated attacker could use this flaw to provoke a denial of service.

7.5 CVSS 3.0 High EPSS 6.3% · top 6.6% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.0 base score, v2 7.8
6.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in the do_search() function. An unauthenticated attacker could use this flaw to provoke a denial of service.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2018:3127 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3507 Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14648 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00015.html Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3127 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3507 Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14648 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00015.html Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-14648), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.