CentOS 8 : dotnet3.1 (CESA-2021:0095)

high Nessus Plugin ID 146033

Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:0095 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://access.redhat.com/errata/RHSA-2021:0095

Plugin Details

Severity: High

ID: 146033

File Name: centos8_RHSA-2021-0095.nasl

Version: 1.5

Type: local

Agent: unix

Published: 2/1/2021

Updated: 12/5/2022

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

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-2021-1723

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: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:aspnetcore-runtime-3.1, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-3.1, p-cpe:/a:centos:centos:dotnet-apphost-pack-3.1, p-cpe:/a:centos:centos:dotnet-hostfxr-3.1, p-cpe:/a:centos:centos:dotnet-runtime-3.1, p-cpe:/a:centos:centos:dotnet-sdk-3.1, p-cpe:/a:centos:centos:dotnet-targeting-pack-3.1, p-cpe:/a:centos:centos:dotnet-templates-3.1

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/13/2021

Vulnerability Publication Date: 1/12/2021

Reference Information

CVE: CVE-2021-1723

RHSA: 2021:0095