RHEL 7 : .NET Core on Red Hat Enterprise Linux 7 (RHSA-2020:2475)

high Nessus Plugin ID 137311

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Synopsis

The remote Red Hat host is missing a security update for .NET Core on Red Hat Enterprise Linux 7.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:2475 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 a security vulnerability are now available. The updated versions are .NET Core SDK 3.1.105 and .NET Core Runtime 3.1.5.

Security Fix(es):

* dotnet: Denial of service via untrusted input (CVE-2020-1108)

This is an additional update to comprehensively address CVE-2020-1108.

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

Solution

Update the RHEL .NET Core on Red Hat Enterprise Linux 7 package based on the guidance in RHSA-2020:2475.

Plugin Details

Severity: High

ID: 137311

File Name: redhat-RHSA-2020-2475.nasl

Version: 1.9

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 6/10/2020

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: Low

Score: 3.6

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-1108

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:rh-dotnet31-aspnetcore-targeting-pack-3.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-hostfxr-3.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-sdk-3.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-apphost-pack-3.1, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-netstandard-targeting-pack-2.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-templates-3.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-aspnetcore-runtime-3.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-host, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-targeting-pack-3.1, p-cpe:/a:redhat:enterprise_linux:rh-dotnet31-dotnet-runtime-3.1

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: 6/10/2020

Vulnerability Publication Date: 5/12/2020

Reference Information

CVE: CVE-2020-1108

CWE: 190

IAVA: 2020-A-0200-S, 2020-A-0207-S

RHSA: 2020:2475

Detections

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