CVE-2018-14638 — 389-ds-base: Crash in delete_passwdPolicy when persistent search connections are terminated unexpectedly

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HIGH

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

Published Sep 14, 2018

7.5

HIGH

CVSS 3.0

EPSS 2.65%

Description

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.

Affected products

Vendor Fedora Project Product 389-DS-Base Default
n/a
- Version
  1.3.8.4-13
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Fedora Project

389-DS-Base

n/a

Version	Status	Constraints
1.3.8.4-13	affected	-

Red Hat Enterprise Linux 7

389-ds-base-0:1.3.7.5-28.el7_5

Fixed · RHSA-2018:2757
Red Hat Enterprise Linux 6

389-ds-base

Will not fix
Red Hat Enterprise Linux 8

389-ds-base

Not affected

Product	Package	State	Advisory
Red Hat Enterprise Linux 7	389-ds-base-0:1.3.7.5-28.el7_5	Fixed	RHSA-2018:2757
Red Hat Enterprise Linux 6	389-ds-base	Will not fix	n/a
Red Hat Enterprise Linux 8	389-ds-base	Not affected	n/a

Remediation

No remediation recorded yet.

Metrics

2.65% 0.02650

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.02650

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v5

Table of values (17 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	2.65% (0.02650)	85.12th	v5 (v2026.06.15)
Jun 15, 2026	2.65% (0.02650)	83.60th	v5 (v2026.06.15)
Jul 20, 2024	0.31% (0.00310)	70.29th	v3 (v2023.03.01)
Feb 8, 2024	0.31% (0.00306)	69.00th	v3 (v2023.03.01)
Feb 5, 2024	0.31% (0.00306)	66.74th	v3 (v2023.03.01)
Sep 8, 2023	0.34% (0.00335)	67.61th	v3 (v2023.03.01)
Jul 21, 2023	0.40% (0.00399)	70.09th	v3 (v2023.03.01)
Jul 8, 2023	0.78% (0.00780)	79.02th	v3 (v2023.03.01)
Mar 7, 2023	1.10% (0.01096)	82.15th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)
Feb 3, 2022	1.30% (0.01300)	31.12th	v1
Jan 6, 2022	1.30% (0.01300)	30.48th	v1
Sep 1, 2021	1.30% (0.01300)	69.44th	v1
Apr 14, 2021	1.30% (0.01300)	0.00th	v1

Weaknesses (2)

CWE-400

Uncontrolled Resource Consumption

CWE-415

References (7)

https://access.redhat.com/errata/RHSA-2018:2757
vendor-advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/security/cve/CVE-2018-14638
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1626079
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14638
x_refsource_CONFIRMIssue TrackingMitigationThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2018-14638
https://pagure.io/389-ds-base/c/78fc627accacfa4061ce48977e22301f81ea8d73
x_refsource_CONFIRMIssue TrackingMitigationThird Party Advisory
https://www.cve.org/CVERecord?id=CVE-2018-14638

Link	Providers	Tags
https://access.redhat.com/errata/RHSA-2018:2757		vendor-advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/security/cve/CVE-2018-14638		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1626079		Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14638		x_refsource_CONFIRMIssue TrackingMitigationThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2018-14638
https://pagure.io/389-ds-base/c/78fc627accacfa4061ce48977e22301f81ea8d73		x_refsource_CONFIRMIssue TrackingMitigationThird Party Advisory
https://www.cve.org/CVERecord?id=CVE-2018-14638