CentOS 8 : .NET 5.0 (CESA-2021:3148)

medium Nessus Plugin ID 152582


The remote CentOS host is missing one or more security updates.


The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:3148 advisory.

- dotnet: ASP.NET Core WebSocket frame processing DoS (CVE-2021-26423)

- dotnet: Dump file created world-readable (CVE-2021-34485)

- dotnet: ASP.NET Core JWT token logging (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.


Update the affected packages.

See Also


Plugin Details

Severity: Medium

ID: 152582

File Name: centos8_RHSA-2021-3148.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/16/2021

Updated: 8/19/2021

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

Risk Information

CVSS Score Source: CVE-2021-34532


Risk Factor: Low

Score: 3.6


Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

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


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: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:aspnetcore-runtime-5.0, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-5.0, p-cpe:/a:centos:centos:dotnet, p-cpe:/a:centos:centos:dotnet-apphost-pack-5.0, p-cpe:/a:centos:centos:dotnet-host, p-cpe:/a:centos:centos:dotnet-hostfxr-5.0, p-cpe:/a:centos:centos:dotnet-runtime-5.0, p-cpe:/a:centos:centos:dotnet-sdk-5.0, p-cpe:/a:centos:centos:dotnet-targeting-pack-5.0, p-cpe:/a:centos:centos:dotnet-templates-5.0, p-cpe:/a:centos:centos:netstandard-targeting-pack-2.1

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: 8/12/2021

Vulnerability Publication Date: 8/10/2021

Reference Information

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

RHSA: 2021:3148