RHEL 7 : rhc-worker-script (RHSA-2023:5835)

critical Nessus Plugin ID 183301

Synopsis

The remote Red Hat host is missing one or more security updates for rhc-worker-script.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:5835 advisory.

The rhc-worker-script packages provide Remote Host Configuration (rhc) worker for executing an interpreted programming language script on hosts managed by Red Hat Insights.

Security Fix(es):

* golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487) (CVE-2023-39325)

* HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

A Red Hat Security Bulletin which addresses further details about this flaw is available in the References section.

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

Solution

Update the RHEL rhc-worker-script package based on the guidance in RHSA-2023:5835.

See Also

http://www.nessus.org/u?d9d82ca5

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

https://access.redhat.com/security/vulnerabilities/RHSB-2023-003

https://access.redhat.com/errata/RHSA-2023:5835

https://bugzilla.redhat.com/show_bug.cgi?id=2242803

https://bugzilla.redhat.com/show_bug.cgi?id=2243296

Plugin Details

Severity: Critical

ID: 183301

File Name: redhat-RHSA-2023-5835.nasl

Version: 1.6

Type: local

Agent: unix

Published: 10/18/2023

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: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

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

CVSS Score Source: CVE-2023-44487

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 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:F/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 9.3

Threat Vector: CVSS:4.0/E:A

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:rhc-worker-script, cpe:/o:redhat:enterprise_linux:7

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: 10/18/2023

Vulnerability Publication Date: 10/10/2023

CISA Known Exploited Vulnerability Due Dates: 10/31/2023

Reference Information

CVE: CVE-2023-39325, CVE-2023-44487

CWE: 400

IAVB: 2023-B-0083-S

RHSA: 2023:5835