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Ubuntu 22.04 LTS / 23.04 : .NET vulnerabilities (USN-6161-1)

high Nessus Plugin ID 177275

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Synopsis

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

Description

The remote Ubuntu 22.04 LTS / 23.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6161-1 advisory.

 It was discovered that .NET did not properly enforce certain restrictions when deserializing a DataSet or DataTable from XML. An attacker could possibly use this issue to elevate their privileges.
 (CVE-2023-24936)

 Kevin Jones discovered that .NET did not properly handle the AIA fetching process for X.509 client certificates. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-29331)

 Kalle Niemitalo discovered that the .NET package manager, NuGet, was susceptible to a potential race condition. An attacker could possibly use this issue to perform remote code execution. (CVE-2023-29337)

 Tom Deseyn discovered that .NET did not properly process certain arguments when extracting the contents of a tar file. An attacker could possibly use this issue to elevate their privileges. This issue only affected the dotnet7 package. (CVE-2023-32032)

 It was discovered that .NET did not properly handle memory in certain circumstances. An attacker could possibly use this issue to cause a denial of service or perform remote code execution. (CVE-2023-33128)

Tenable has extracted the preceding description block directly from the Ubuntu 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

https://ubuntu.com/security/notices/USN-6161-1

Plugin Details

Severity: High

ID: 177275

File Name: ubuntu_USN-6161-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 6/14/2023

Updated: 8/28/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2023-24936

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-6.0, p-cpe:/a:canonical:ubuntu_linux:netstandard-targeting-pack-2.1-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-hostfxr-7.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-runtime-6.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-runtime-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-targeting-pack-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet7, p-cpe:/a:canonical:ubuntu_linux:dotnet-runtime-6.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-targeting-pack-6.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-apphost-pack-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-apphost-pack-6.0, p-cpe:/a:canonical:ubuntu_linux:netstandard-targeting-pack-2.1, p-cpe:/a:canonical:ubuntu_linux:dotnet-host-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-templates-7.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-targeting-pack-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-hostfxr-6.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-templates-6.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-runtime-7.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-6.0-source-built-artifacts, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-7.0-source-built-artifacts, cpe:/o:canonical:ubuntu_linux:23.04, p-cpe:/a:canonical:ubuntu_linux:dotnet-host, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:dotnet6, p-cpe:/a:canonical:ubuntu_linux:dotnet-targeting-pack-6.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-7.0

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 6/13/2023

Vulnerability Publication Date: 6/13/2023

Reference Information

CVE: CVE-2023-24936, CVE-2023-29331, CVE-2023-29337, CVE-2023-32032, CVE-2023-33128

IAVA: 2023-A-0291-S, 2023-A-0298-S, 2023-A-0311

USN: 6161-1