RHEL 7 : rsyslog (RHSA-2019:2110)

high Nessus Plugin ID 127673

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Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:2110 advisory.

The rsyslog packages provide an enhanced, multi-threaded syslog daemon. It supports MySQL, syslog/TCP, RFC 3195, permitted sender lists, filtering on any message part, and fine-grained control over output format.

Security Fix(es):

* rsyslog: imptcp: integer overflow when Octet-Counted TCP Framing is enabled (CVE-2018-16881)

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 7.7 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 rsyslog package based on the guidance in RHSA-2019:2110.

Plugin Details

Severity: High

ID: 127673

File Name: redhat-RHSA-2019-2110.nasl

Version: 1.8

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 8/12/2019

Updated: 11/6/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2018-16881

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:rsyslog-pgsql, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmkubernetes, p-cpe:/a:redhat:enterprise_linux:rsyslog-libdbi, p-cpe:/a:redhat:enterprise_linux:rsyslog, p-cpe:/a:redhat:enterprise_linux:rsyslog-udpspoof, p-cpe:/a:redhat:enterprise_linux:rsyslog-gnutls, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmaudit, p-cpe:/a:redhat:enterprise_linux:rsyslog-mysql, p-cpe:/a:redhat:enterprise_linux:rsyslog-crypto, p-cpe:/a:redhat:enterprise_linux:rsyslog-doc, p-cpe:/a:redhat:enterprise_linux:rsyslog-elasticsearch, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmnormalize, p-cpe:/a:redhat:enterprise_linux:rsyslog-kafka, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmjsonparse, p-cpe:/a:redhat:enterprise_linux:rsyslog-gssapi, p-cpe:/a:redhat:enterprise_linux:rsyslog-snmp, p-cpe:/a:redhat:enterprise_linux:rsyslog-relp, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmsnmptrapd, cpe:/o:redhat:enterprise_linux:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/6/2019

Vulnerability Publication Date: 1/25/2019

Reference Information

CVE: CVE-2018-16881

CWE: 190

RHSA: 2019:2110

Detections

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