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Fencer Intel
high 7.5

CVE-2018-14638 json

A flaw was found in 389-ds-base before version 1.3.8.4-13.

published 8y ago modified 4mo ago also EUVD-2018-6538

cvss
7.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.7%
EPSS 2.7% chance of exploitation in 30 days, percentile 85%
public exploits
0
none known

Summary

A flaw was found in 389-ds-base before version 1.3.8.4-13. The process ns-slapd crashes in delete_passwdPolicy function when persistent search connections are terminated unexpectedly leading to remote denial of service.

Patch / fix

  • fedoraproject 389_directory_server 1.3.8.4
  • 389-ds-base Debian 13, Debian 12 1.4.0.18-1

debian advisories DEBIAN-CVE-2018-14638

  • 389-ds-base RHEL 7 1.3.7.5-28.el7_5
  • 389-ds-base-libs RHEL 7 1.3.7.5-28.el7_5
  • 389-ds-base-snmp RHEL 7 1.3.7.5-28.el7_5

red hat advisories RHSA-2018:2757

  • 389-ds SLE Module for Server Applications 15 SP1, SLE Module for Server Applications 15 1.4.0.26~git0.8a2d3de6f-4.14.1

suse advisories SUSE-SU-2019:2155-1

  • 389-ds openSUSE Tumbleweed 2.0.10~git0.21dd2802c-1.1

opensuse advisories openSUSE-SU-2024:10593-1

Is CVE-2018-14638 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-14638 updated cvss 7.5

389-ds-base: Crash in delete_passwdPolicy when persistent search connections are terminated unexpectedly

  • Red Hat Enterprise Linux 6 389-ds-base, 389-ds-base-libs
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client Optional (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5, 389-ds-base-snmp 1.3.7.5-28.el7_5 Red Hat Enterprise Linux ComputeNode Optional (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5, 389-ds-base-snmp 1.3.7.5-28.el7_5 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5, 389-ds-base-snmp 1.3.7.5-28.el7_5 Red Hat Enterprise Linux Server (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5 Red Hat Enterprise Linux Server Optional (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5, 389-ds-base-snmp 1.3.7.5-28.el7_5
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) 389-ds-base 1.3.7.5-28.el7_5, 389-ds-base-libs 1.3.7.5-28.el7_5 Red Hat Enterprise Linux Workstation Optional (v. 7) 389-ds-base-snmp 1.3.7.5-28.el7_5
    fixed: vendor fix RHSA-2018:2757
  • Red Hat Enterprise Linux 8 389-ds-base, cockpit-389-ds, python3-lib389, 389-ds-base-libs, 389-ds-base-snmp, 389-ds-base-legacy-tools
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.65% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • Fedora Project 389-ds-base

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.