CentOS 8 : dotnet (CESA-2019:1259)

medium Nessus Plugin ID 145596

Language:

New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2019:1259 advisory.

 - 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)

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/errata/RHSA-2019:1259

Plugin Details

Severity: Medium

ID: 145596

File Name: centos8_RHSA-2019-1259.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/29/2021

Updated: 3/23/2021

Dependencies: ssh_get_info.nasl

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

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: 5/22/2019

Vulnerability Publication Date: 3/12/2019

Reference Information

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

BID: 107285, 108207, 108232, 108245

RHSA: 2019:1259