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RHEL 8 : rsyslog (RHSA-2022:4799)

high Nessus Plugin ID 161675

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:4799 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: Heap-based overflow in TCP syslog server (CVE-2022-24903)

 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.

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-2022:4799.

See Also

http://www.nessus.org/u?fd5de25e

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2022:4799

https://bugzilla.redhat.com/show_bug.cgi?id=2081353

Plugin Details

Severity: High

ID: 161675

File Name: redhat-RHSA-2022-4799.nasl

Version: 1.9

Type: local

Agent: unix

Published: 5/30/2022

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-24903

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:rsyslog-snmp, p-cpe:/a:redhat:enterprise_linux:rsyslog-relp, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmsnmptrapd, p-cpe:/a:redhat:enterprise_linux:rsyslog-omamqp1, p-cpe:/a:redhat:enterprise_linux:rsyslog-pgsql, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmkubernetes, 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-mmfields, p-cpe:/a:redhat:enterprise_linux:rsyslog-openssl, p-cpe:/a:redhat:enterprise_linux:rsyslog-mmaudit, p-cpe:/a:redhat:enterprise_linux:rsyslog-mysql, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:rsyslog-crypto, p-cpe:/a:redhat:enterprise_linux:rsyslog-doc, cpe:/o:redhat:rhel_eus:8.6, 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

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: 5/30/2022

Vulnerability Publication Date: 5/6/2022

Reference Information

CVE: CVE-2022-24903

CWE: 787

RHSA: 2022:4799