RHEL 7 : .NET 5.0 on Red Hat Enterprise Linux (RHSA-2021:0096)

Medium Nessus Plugin ID 144934

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VPR Score: 5.1

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:0096 advisory.

- dotnet: ASP.NET Core Callbacks outside of locks cause Krestel deadlock when using HTTP2 (CVE-2021-1723)

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 affected packages.

See Also

https://cwe.mitre.org/data/definitions/833.html

https://access.redhat.com/security/cve/CVE-2021-1723

https://access.redhat.com/errata/RHSA-2021:0096

https://bugzilla.redhat.com/1914258

Plugin Details

Severity: Medium

ID: 144934

File Name: redhat-RHSA-2021-0096.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2021/01/13

Updated: 2021/01/14

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 5.1

CVSS Score Source: CVE-2021-1723

CVSS v2.0

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

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: cpe:/o:redhat:enterprise_linux:7, cpe:/a:redhat:rhel_dotnet:5.0, cpe:/a:redhat:rhel_dotnet:5.0::el7, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-aspnetcore-runtime-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-aspnetcore-targeting-pack-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-apphost-pack-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-host, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-hostfxr-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-runtime-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-sdk-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-targeting-pack-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-dotnet-templates-5.0, p-cpe:/a:redhat:enterprise_linux:rh-dotnet50-netstandard-targeting-pack-2.1

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: 2021/01/13

Vulnerability Publication Date: 2021/01/12

Reference Information

CVE: CVE-2021-1723

RHSA: 2021:0096

CWE: 833