RHEL 7 : openldap (RHSA-2020:4041)

high Nessus Plugin ID 143072

Language:

Synopsis

The remote Red Hat host is missing a security update for openldap.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:4041 advisory.

OpenLDAP is an open-source suite of Lightweight Directory Access Protocol (LDAP) applications and development tools. LDAP is a set of protocols used to access and maintain distributed directory information services over an IP network. The openldap packages contain configuration files, libraries, and documentation for OpenLDAP.

Security Fix(es):

* openldap: denial of service via nested boolean expressions in LDAP search filters (CVE-2020-12243)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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 7.9 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

Solution

Update the RHEL openldap package based on the guidance in RHSA-2020:4041.

Plugin Details

Severity: High

ID: 143072

File Name: redhat-RHSA-2020-4041.nasl

Version: 1.11

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 11/19/2020

Updated: 11/5/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2020-12243

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:openldap-devel, p-cpe:/a:redhat:enterprise_linux:openldap-clients, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:openldap-servers-sql, p-cpe:/a:redhat:enterprise_linux:openldap-servers, p-cpe:/a:redhat:enterprise_linux:openldap

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/29/2020

Vulnerability Publication Date: 4/28/2020

Reference Information

CVE: CVE-2020-12243

CWE: 400

IAVB: 2020-B-0028-S

RHSA: 2020:4041

Detections

Analytics