RHEL 8 : cyrus-sasl (RHSA-2020:4497)

high Nessus Plugin ID 142428

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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:4497 advisory.

The cyrus-sasl packages contain the Cyrus implementation of Simple Authentication and Security Layer (SASL). SASL is a method for adding authentication support to connection-based protocols.

Security Fix(es):

* cyrus-sasl: denial of service in _sasl_add_string function (CVE-2019-19906)

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 8.3 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 affected packages.

Plugin Details

Severity: High

ID: 142428

File Name: redhat-RHSA-2020-4497.nasl

Version: 1.12

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 11/4/2020

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, 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-2019-19906

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:cyrus-sasl-ldap, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-gs2, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-md5, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-ntlm, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-devel, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-scram, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-gssapi, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-lib, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-plain, p-cpe:/a:redhat:enterprise_linux:cyrus-sasl-sql, cpe:/o:redhat:enterprise_linux:8

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: 11/4/2020

Vulnerability Publication Date: 12/19/2019

Reference Information

CVE: CVE-2019-19906

CWE: 400

RHSA: 2020:4497

Detections

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