CVE-2018-14648

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-09-28 · updated 2026-06-17
Weakness: CWE-400

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.

Affected products

Debian Linux: 8.0
Red Hat, Inc. 389-ds-base: before 1.4.0.17 — fixed in 1.4.0.17
Red Hat Enterprise Linux: 7.0

How to fix

Upgrade to a fixed version: Red Hat, Inc. 389-ds-base 1.4.0.17. Check the vendor advisory for mitigations.

References

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

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