Rocky Linux 8 : .NET Core 3.1 (RLSA-2021:3142)

medium Nessus Plugin ID 157781

Synopsis

The remote Rocky Linux host is missing one or more security updates.

Description

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2021:3142 advisory.

- .NET Core and Visual Studio Denial of Service Vulnerability (CVE-2021-26423)

- .NET Core and Visual Studio Information Disclosure Vulnerability (CVE-2021-34485)

- ASP.NET Core and Visual Studio Information Disclosure Vulnerability (CVE-2021-34532)

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://errata.rockylinux.org/RLSA-2021:3142

https://bugzilla.redhat.com/show_bug.cgi?id=1990286

https://bugzilla.redhat.com/show_bug.cgi?id=1990295

https://bugzilla.redhat.com/show_bug.cgi?id=1990300

Plugin Details

Severity: Medium

ID: 157781

File Name: rocky_linux_RLSA-2021-3142.nasl

Version: 1.4

Type: local

Published: 2/9/2022

Updated: 10/13/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2021-34532

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:dotnet-sdk-5.0-debuginfo, p-cpe:/a:rocky:linux:dotnet-runtime-3.1, p-cpe:/a:rocky:linux:dotnet-host-fxr-2.1-debuginfo, p-cpe:/a:rocky:linux:dotnet-templates-5.0, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:dotnet-hostfxr-3.1-debuginfo, p-cpe:/a:rocky:linux:aspnetcore-runtime-3.1, p-cpe:/a:rocky:linux:aspnetcore-runtime-5.0, p-cpe:/a:rocky:linux:dotnet-runtime-2.1-debuginfo, p-cpe:/a:rocky:linux:dotnet3.1-debuginfo, p-cpe:/a:rocky:linux:dotnet-runtime-5.0, p-cpe:/a:rocky:linux:dotnet-sdk-2.1.5xx, p-cpe:/a:rocky:linux:dotnet-sdk-5.0, p-cpe:/a:rocky:linux:dotnet-runtime-5.0-debuginfo, p-cpe:/a:rocky:linux:dotnet5.0-debuginfo, p-cpe:/a:rocky:linux:dotnet-sdk-3.1, p-cpe:/a:rocky:linux:dotnet-apphost-pack-5.0-debuginfo, p-cpe:/a:rocky:linux:dotnet-templates-3.1, p-cpe:/a:rocky:linux:netstandard-targeting-pack-2.1, p-cpe:/a:rocky:linux:dotnet-host-debuginfo, p-cpe:/a:rocky:linux:dotnet-targeting-pack-5.0, p-cpe:/a:rocky:linux:aspnetcore-targeting-pack-3.1, p-cpe:/a:rocky:linux:dotnet-runtime-3.1-debuginfo, p-cpe:/a:rocky:linux:dotnet-debugsource, p-cpe:/a:rocky:linux:dotnet-targeting-pack-3.1, p-cpe:/a:rocky:linux:dotnet5.0-debugsource, p-cpe:/a:rocky:linux:dotnet, p-cpe:/a:rocky:linux:dotnet-apphost-pack-3.1-debuginfo, p-cpe:/a:rocky:linux:dotnet-hostfxr-5.0, p-cpe:/a:rocky:linux:dotnet-runtime-2.1, p-cpe:/a:rocky:linux:dotnet-host-fxr-2.1, p-cpe:/a:rocky:linux:dotnet-hostfxr-3.1, p-cpe:/a:rocky:linux:dotnet-sdk-2.1.5xx-debuginfo, p-cpe:/a:rocky:linux:dotnet-sdk-2.1, p-cpe:/a:rocky:linux:dotnet-debuginfo, p-cpe:/a:rocky:linux:dotnet3.1-debugsource, p-cpe:/a:rocky:linux:dotnet-sdk-3.1-debuginfo, p-cpe:/a:rocky:linux:dotnet-host, p-cpe:/a:rocky:linux:dotnet-hostfxr-5.0-debuginfo, p-cpe:/a:rocky:linux:dotnet-apphost-pack-5.0, p-cpe:/a:rocky:linux:dotnet-apphost-pack-3.1, p-cpe:/a:rocky:linux:aspnetcore-targeting-pack-5.0

Required KB Items: Host/local_checks_enabled, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 8/12/2021

Vulnerability Publication Date: 8/10/2021

Reference Information

CVE: CVE-2021-26423, CVE-2021-34485, CVE-2021-34532

IAVA: 2021-A-0378-S, 2021-A-0379, 2021-A-0380-S