RHEL 7 : .NET 6.0 (RHSA-2023:5142)

medium Nessus Plugin ID 181370

Synopsis

The remote Red Hat host is missing a security update for .NET 6.0.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5142 advisory.

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.

New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 6.0.122 and .NET Runtime 6.0.22.

Security Fix(es):

* dotnet: Denial of Service with Client Certificates using .NET Kestrel (CVE-2023-36799)

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.

Bug Fix(es):

* Update .NET 6.0 to SDK 6.0.122 and Runtime 6.0.22 (BZ#2236895)

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 .NET 6.0 package based on the guidance in RHSA-2023:5142.

See Also

http://www.nessus.org/u?e90ac094

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

https://bugzilla.redhat.com/show_bug.cgi?id=2237317

https://access.redhat.com/errata/RHSA-2023:5142

Plugin Details

Severity: Medium

ID: 181370

File Name: redhat-RHSA-2023-5142.nasl

Version: 1.6

Type: local

Agent: unix

Published: 9/13/2023

Updated: 6/3/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2023-36799

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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:rh-dotnet60-dotnet-targeting-pack-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-sdk-6.0, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-host, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-aspnetcore-runtime-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-templates-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-netstandard-targeting-pack-2.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-runtime-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-aspnetcore-targeting-pack-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-hostfxr-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-apphost-pack-6.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet60-dotnet-sdk-6.0-source-built-artifacts

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: 9/13/2023

Vulnerability Publication Date: 9/12/2023

Reference Information

CVE: CVE-2023-36799

CWE: 400

IAVA: 2023-A-0475-S

RHSA: 2023:5142