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Red Hat Security Advisory 2018-3507-01

Red Hat Security Advisory 2018-3507-01
Posted Nov 6, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-3507-01 - 389 Directory Server is an LDAP version 3 compliant server. The base packages include the Lightweight Directory Access Protocol server and command-line utilities for server administration. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service, protocol
systems | linux, redhat
advisories | CVE-2018-14648
MD5 | af41ce9ebede880a01bb8822db4239b0

Red Hat Security Advisory 2018-3507-01

Change Mirror Download
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====================================================================
Red Hat Security Advisory

Synopsis: Moderate: 389-ds-base security and bug fix update
Advisory ID: RHSA-2018:3507-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:3507
Issue date: 2018-11-06
CVE Names: CVE-2018-14648
====================================================================
1. Summary:

An update for 389-ds-base is now available for Red Hat Enterprise Linux 7.5
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.5) - ppc64le, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.5) - ppc64, ppc64le, s390x, x86_64

3. Description:

389 Directory Server is an LDAP version 3 (LDAPv3) compliant server. The
base packages include the Lightweight Directory Access Protocol (LDAP)
server and command-line utilities for server administration.

Security Fix(es):

* 389-ds-base: Mishandled search requests in
servers/slapd/search.c:do_search() allows for denial of service
(CVE-2018-14648)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Bug Fix(es):

* Previously, the *Pass-through* plug-in in Directory Server did not
support encrypted connections if the encryption was started using the
*STARTTLS* command. The problem has been fixed, and the *Pass-through*
plug-in now supports connections that use the *STARTTLS* command.
(BZ#1635138)

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, the 389 server service will be restarted
automatically.

5. Bugs fixed (https://bugzilla.redhat.com/):

1630668 - CVE-2018-14648 389-ds-base: Mishandled search requests in servers/slapd/search.c:do_search() allows for denial of service
1635138 - passthrough plugin configured to do starttls does not work. [rhel-7.5.z]

6. Package List:

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5):

Source:
389-ds-base-1.3.7.5-29.el7_5.src.rpm

x86_64:
389-ds-base-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-debuginfo-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-devel-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-libs-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-snmp-1.3.7.5-29.el7_5.x86_64.rpm

Red Hat Enterprise Linux Server EUS (v. 7.5):

Source:
389-ds-base-1.3.7.5-29.el7_5.src.rpm

ppc64le:
389-ds-base-1.3.7.5-29.el7_5.ppc64le.rpm
389-ds-base-debuginfo-1.3.7.5-29.el7_5.ppc64le.rpm
389-ds-base-libs-1.3.7.5-29.el7_5.ppc64le.rpm

x86_64:
389-ds-base-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-debuginfo-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-libs-1.3.7.5-29.el7_5.x86_64.rpm

Red Hat Enterprise Linux Server Optional EUS (v. 7.5):

Source:
389-ds-base-1.3.7.5-29.el7_5.src.rpm

ppc64:
389-ds-base-1.3.7.5-29.el7_5.ppc64.rpm
389-ds-base-debuginfo-1.3.7.5-29.el7_5.ppc64.rpm
389-ds-base-devel-1.3.7.5-29.el7_5.ppc64.rpm
389-ds-base-libs-1.3.7.5-29.el7_5.ppc64.rpm
389-ds-base-snmp-1.3.7.5-29.el7_5.ppc64.rpm

ppc64le:
389-ds-base-debuginfo-1.3.7.5-29.el7_5.ppc64le.rpm
389-ds-base-devel-1.3.7.5-29.el7_5.ppc64le.rpm
389-ds-base-snmp-1.3.7.5-29.el7_5.ppc64le.rpm

s390x:
389-ds-base-1.3.7.5-29.el7_5.s390x.rpm
389-ds-base-debuginfo-1.3.7.5-29.el7_5.s390x.rpm
389-ds-base-devel-1.3.7.5-29.el7_5.s390x.rpm
389-ds-base-libs-1.3.7.5-29.el7_5.s390x.rpm
389-ds-base-snmp-1.3.7.5-29.el7_5.s390x.rpm

x86_64:
389-ds-base-debuginfo-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-devel-1.3.7.5-29.el7_5.x86_64.rpm
389-ds-base-snmp-1.3.7.5-29.el7_5.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2018-14648
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2018 Red Hat, Inc.
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