RHEL 8 : .NET 5.0 (RHSA-2022:2200)

high Nessus Plugin ID 161081

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:2200 advisory.

- dotnet: excess memory allocation via HttpClient causes DoS (CVE-2022-23267)

- dotnet: malicious content causes high CPU and memory usage (CVE-2022-29117)

- dotnet: parsing HTML causes Denial of Service (CVE-2022-29145)

Note that Nessus has not tested for these issues 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/20.html

https://cwe.mitre.org/data/definitions/565.html

https://cwe.mitre.org/data/definitions/770.html

https://access.redhat.com/security/cve/CVE-2022-23267

https://access.redhat.com/security/cve/CVE-2022-29117

https://access.redhat.com/security/cve/CVE-2022-29145

https://access.redhat.com/errata/RHSA-2022:2200

https://bugzilla.redhat.com/2083647

https://bugzilla.redhat.com/2083649

https://bugzilla.redhat.com/2083650

Plugin Details

Severity: High

ID: 161081

File Name: redhat-RHSA-2022-2200.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/12/2022

Updated: 5/13/2022

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

Risk Information

CVSS Score Source: CVE-2022-29145

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-5.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-5.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-5.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-5.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-5.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-5.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-5.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-5.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-5.0

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: 5/11/2022

Vulnerability Publication Date: 5/10/2022

Reference Information

CVE: CVE-2022-23267, CVE-2022-29117, CVE-2022-29145

RHSA: 2022:2200

IAVA: 2022-A-0201

CWE: 20, 565, 770