RHEL 8 : .NET Core on Red Hat Enterprise Linux (RHSA-2020:0130)

high Nessus Plugin ID 133028

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Synopsis

The remote Red Hat host is missing one or more security updates for .NET Core on Red Hat Enterprise Linux.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0130 advisory.

.NET Core 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 Core that address security vulnerabilities are now available. The updated versions are .NET Core SDK 3.0.102 and .NET Core Runtime 3.0.2.

Security Fixes:

* dotnet: Memory Corruption in SignalR (CVE-2020-0603)

* dotnet: SignalR Denial of Service via backpressure issue (CVE-2020-0602)

Default inclusions for applications built with .NET Core have been updated to reference the newest versions and their security fixes.

For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE pages 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 Core on Red Hat Enterprise Linux package based on the guidance in RHSA-2020:0130.

Plugin Details

Severity: High

ID: 133028

File Name: redhat-RHSA-2020-0130.nasl

Version: 1.11

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 1/17/2020

Updated: 11/7/2024

Supported Sensors: Agentless 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: Critical

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

CVSS Score Source: CVE-2020-0603

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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:dotnet, p-cpe:/a:redhat:enterprise_linux:dotnet-host, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-3.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-3.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-3.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-3.0, p-cpe:/a:redhat:enterprise_linux:dotnet3.0, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-3.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-3.0, cpe:/o:redhat:rhel_eus:8.1, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-3.0, p-cpe:/a:redhat:enterprise_linux:netstandard-targeting-pack-2.1, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-3.0, 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: 1/16/2020

Vulnerability Publication Date: 1/14/2020

Reference Information

CVE: CVE-2020-0602, CVE-2020-0603

CWE: 119, 400

IAVA: 2020-A-0027-S

RHSA: 2020:0130

Detections

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