RHEL 7 : .NET 5.0 on RHEL 7 (RHSA-2021:3818)

medium Nessus Plugin ID 154049

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-2021:3818 advisory.

- dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS handshake fails (CVE-2021-41355)

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/security/cve/CVE-2021-41355

https://access.redhat.com/errata/RHSA-2021:3818

https://bugzilla.redhat.com/2011487

Plugin Details

Severity: Medium

ID: 154049

File Name: redhat-RHSA-2021-3818.nasl

Version: 1.8

Type: local

Agent: unix

Published: 10/13/2021

Updated: 11/28/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.9

Temporal Score: 2.4

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

CVSS Score Source: CVE-2021-41355

CVSS v3

Risk Factor: Medium

Base Score: 5.7

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, 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-sdk-5.0-source-built-artifacts, 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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/12/2021

Vulnerability Publication Date: 10/12/2021

Reference Information

CVE: CVE-2021-41355

CWE: 319

IAVA: 2021-A-0467

RHSA: 2021:3818