RHEL 8 : .NET 6.0 (RHSA-2024:7851)

high Nessus Plugin ID 208439

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Synopsis

The remote Red Hat host is missing one or more security updates for .NET 6.0.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:7851 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 6.0.135 and .NET Runtime 6.0.35.

Security Fix(es):

* dotnet: System.IO.Packaging - Multiple DoS vectors in use of SortedList (CVE-2024-43484)
* dotnet: Multiple .NET components susceptible to hash flooding (CVE-2024-43483)
* dotnet: Denial of Service in System.Text.Json (CVE-2024-43485)

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.Security Fix(es):

* dotnet: System.IO.Packaging - Multiple DoS vectors in use of SortedList (CVE-2024-43484)

* dotnet: Multiple .NET components susceptible to hash flooding (CVE-2024-43483)

* dotnet: Denial of Service in System.Text.Json (CVE-2024-43485)

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 .NET 6.0 package based on the guidance in RHSA-2024:7851.

Plugin Details

Severity: High

ID: 208439

File Name: redhat-RHSA-2024-7851.nasl

Version: 1.2

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 10/9/2024

Updated: 11/8/2024

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: 4.4

Vendor

Vendor Severity: Important

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-2024-43485

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:dotnet-targeting-pack-6.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-6.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet6.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-6.0, cpe:/o:redhat:rhel_eus:8.10, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-6.0, cpe:/o:redhat:enterprise_linux:8

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: 10/9/2024

Vulnerability Publication Date: 10/8/2024

Reference Information

CVE: CVE-2024-43483, CVE-2024-43484, CVE-2024-43485

CWE: 407, 789

RHSA: 2024:7851

Detections

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