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.

This update for 389-ds to version 1.4.0.26 fixes the following issues :

Security issues fixed :

CVE-2016-5416: Fixed an information disclosure where a anonymous user could read the default ACI (bsc#991201).

CVE-2018-1054: Fixed a denial of service via search filters in SetUnicodeStringFromUTF_8() (bsc#1083689).

CVE-2018-1089: Fixed a buffer overflow via large filter value (bsc#1092187).

CVE-2018-10871: Fixed an information disclosure in certain plugins leading to the disclosure of plaintext password to an privileged attackers (bsc#1099465).

CVE-2018-14638: Fixed a denial of service through a crash in delete_passwdPolicy () (bsc#1108674).

CVE-2018-14648: Fixed a denial of service caused by malformed values in search queries (bsc#1109609).

CVE-2018-10935: Fixed a denial of service related to ldapsearch with server side sort (bsc#1105606).

CVE-2019-3883: Fixed a denial of service caused by hanging LDAP requests over TLS (bsc#1132385).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has 389-ds-base packages installed that are affected by a vulnerability:

  - It was found that 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. (CVE-2018-14648)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to the version of the 389-ds-base packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :

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

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

It was found that 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.(CVE-2018-14648)

Security Fix(es) :

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

An update for 389-ds-base is now available for Red Hat Enterprise Linux 7.

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.

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.

The following packages have been upgraded to a later upstream version:
389-ds-base (1.3.8.4). (BZ#1560653)

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.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:3507 advisory.

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

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

From Red Hat Security Advisory 2018:3127 :

An update for 389-ds-base is now available for Red Hat Enterprise Linux 7.

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.

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.

The following packages have been upgraded to a later upstream version:
389-ds-base (1.3.8.4). (BZ#1560653)

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.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

ID	Name	Product	Family	Severity
128021	SUSE SLED15 / SLES15 Security Update : 389-ds (SUSE-SU-2019:2155-1)	Nessus	SuSE Local Security Checks	high
127256	NewStart CGSL CORE 5.04 / MAIN 5.04 : 389-ds-base Vulnerability (NS-SA-2019-0062)	Nessus	NewStart CGSL Local Security Checks	high
119929	EulerOS 2.0 SP3 : 389-ds-base (EulerOS-SA-2018-1440)	Nessus	Huawei Local Security Checks	high
119928	EulerOS 2.0 SP2 : 389-ds-base (EulerOS-SA-2018-1439)	Nessus	Huawei Local Security Checks	high
119465	Amazon Linux AMI : 389-ds-base (ALAS-2018-1106)	Nessus	Amazon Linux Local Security Checks	high
119176	Scientific Linux Security Update : 389-ds-base on SL7.x x86_64 (20181030)	Nessus	Scientific Linux Local Security Checks	high
118994	CentOS 7 : 389-ds-base (CESA-2018:3127)	Nessus	CentOS Local Security Checks	high
118959	Amazon Linux 2 : 389-ds-base (ALAS-2018-1106)	Nessus	Amazon Linux Local Security Checks	high
118792	RHEL 7 : 389-ds-base (RHSA-2018:3507)	Nessus	Red Hat Local Security Checks	high
118774	Oracle Linux 7 : 389-ds-base (ELSA-2018-3127)	Nessus	Oracle Linux Local Security Checks	high
118531	RHEL 7 : 389-ds-base (RHSA-2018:3127)	Nessus	Red Hat Local Security Checks	high

Detections

Analytics

CVE-2018-14648

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Tenable Plugins

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