RHEL 8 : resource-agents (RHSA-2021:4139)

high Nessus Plugin ID 155105

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4139 advisory.

The resource-agents packages provide the Pacemaker and RGManager service managers with a set of scripts.
These scripts interface with several services to allow operating in a high-availability (HA) environment.

Security Fix(es):

* python-pygments: Infinite loop in SML lexer may lead to DoS (CVE-2021-20270)

* python-pygments: ReDoS in multiple lexers (CVE-2021-27291)

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 8.5 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 these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?0e3c32a8

http://www.nessus.org/u?7240878e

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

https://access.redhat.com/errata/RHSA-2021:4139

https://bugzilla.redhat.com/show_bug.cgi?id=1872754

https://bugzilla.redhat.com/show_bug.cgi?id=1891883

https://bugzilla.redhat.com/show_bug.cgi?id=1902045

https://bugzilla.redhat.com/show_bug.cgi?id=1920698

https://bugzilla.redhat.com/show_bug.cgi?id=1922136

https://bugzilla.redhat.com/show_bug.cgi?id=1924363

https://bugzilla.redhat.com/show_bug.cgi?id=1928238

https://bugzilla.redhat.com/show_bug.cgi?id=1932863

https://bugzilla.redhat.com/show_bug.cgi?id=1934651

https://bugzilla.redhat.com/show_bug.cgi?id=1939281

https://bugzilla.redhat.com/show_bug.cgi?id=1939992

https://bugzilla.redhat.com/show_bug.cgi?id=1940094

https://bugzilla.redhat.com/show_bug.cgi?id=1940603

https://bugzilla.redhat.com/show_bug.cgi?id=1957765

https://bugzilla.redhat.com/show_bug.cgi?id=1969968

https://bugzilla.redhat.com/show_bug.cgi?id=1972035

https://bugzilla.redhat.com/show_bug.cgi?id=1972743

Plugin Details

Severity: High

ID: 155105

File Name: redhat-RHSA-2021-4139.nasl

Version: 1.8

Type: local

Agent: unix

Published: 11/11/2021

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: 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-2021-27291

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:resource-agents-paf, p-cpe:/a:redhat:enterprise_linux:resource-agents-gcp, p-cpe:/a:redhat:enterprise_linux:resource-agents-aliyun, p-cpe:/a:redhat:enterprise_linux:resource-agents, 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: 11/9/2021

Vulnerability Publication Date: 3/17/2021

Reference Information

CVE: CVE-2021-20270, CVE-2021-27291

CWE: 400, 835

RHSA: 2021:4139