Oracle Linux 8 : dotnet (ELSA-2019-1259)

medium Nessus Plugin ID 127585

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

From Red Hat Security Advisory 2019:1259 :

An update for dotnet is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

.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)

Solution

Update the affected dotnet packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2019-August/008972.html

Plugin Details

Severity: Medium

ID: 127585

File Name: oraclelinux_ELSA-2019-1259.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/12/2019

Updated: 1/6/2020

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

CVSS Score Source: CVE-2019-0757

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

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

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

Vulnerability Information

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

Required KB Items: Host/local_checks_enabled, Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/1/2019

Vulnerability Publication Date: 4/9/2019

Reference Information

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

RHSA: 2019:1259