RHEL 8 : dotnet (RHSA-2019:1259)

medium Nessus Plugin ID 125347

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-2019:1259 advisory.

.NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.

A new version of .NET Core that address security vulnerabilities is now available. The updated version is .NET Core Runtime 2.1.11 and SDK 2.1.507.

Security Fix(es):

* dotnet: NuGet Tampering Vulnerability (CVE-2019-0757)

* dotnet: timeouts for regular expressions are not enforced (CVE-2019-0820)

* dotnet: infinite loop in URI.TryCreate leading to ASP.Net Core Denial of Service (CVE-2019-0980)

* dotnet: crash in IPAddress.TryCreate leading to ASP.Net Core Denial of Service (CVE-2019-0981)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

* dotnet: new SocketException((int)SocketError.InvalidArgument).Message is empty (BZ#1712471)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

http://www.nessus.org/u?09328287

http://www.nessus.org/u?09aa5ba9

http://www.nessus.org/u?0d253c56

http://www.nessus.org/u?189728f9

http://www.nessus.org/u?55143bdc

http://www.nessus.org/u?c3703975

https://access.redhat.com/errata/RHSA-2019:1259

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=1685475

https://bugzilla.redhat.com/show_bug.cgi?id=1696836

https://bugzilla.redhat.com/show_bug.cgi?id=1705502

https://bugzilla.redhat.com/show_bug.cgi?id=1705504

https://bugzilla.redhat.com/show_bug.cgi?id=1705506

https://bugzilla.redhat.com/show_bug.cgi?id=1710068

https://bugzilla.redhat.com/show_bug.cgi?id=1712471

Plugin Details

Severity: Medium

ID: 125347

File Name: redhat-RHSA-2019-1259.nasl

Version: 1.10

Type: local

Agent: unix

Published: 5/23/2019

Updated: 11/6/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2019-0757

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:dotnet, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-2.1.5xx, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-2.1, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-2.1, p-cpe:/a:redhat:enterprise_linux:dotnet-host, p-cpe:/a:redhat:enterprise_linux:dotnet-host-fxr-2.1

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: 5/22/2019

Vulnerability Publication Date: 4/9/2019

Reference Information

CVE: CVE-2019-0757, CVE-2019-0820, CVE-2019-0980, CVE-2019-0981

CWE: 400, 732

RHSA: 2019:1259