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Ubuntu 24.10 : .NET vulnerabilities (USN-7105-1)

critical Nessus Plugin ID 210871

Synopsis

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

Description

The remote Ubuntu 24.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7105-1 advisory.

 It was discovered that the NrbfDecoder component in .NET did not properly handle an instance of a type confusion vulnerability. An authenticated attacker could possibly use this issue to gain the privileges of another user and execute arbitrary code. (CVE-2024-43498)

 It was discovered that the NrbfDecoder component in .NET did not properly perform input validation. An unauthenticated remote attacker could possibly use this issue to cause a denial of service.
 (CVE-2024-43499)

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-7105-1

Plugin Details

Severity: Critical

ID: 210871

File Name: ubuntu_USN-7105-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 11/12/2024

Updated: 11/12/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2024-43498

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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-runtime-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-aot-9.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-runtime-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-runtime-dbg-9.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-runtime-dbg-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-host-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-dbg-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-9.0-source-built-artifacts, p-cpe:/a:canonical:ubuntu_linux:netstandard-targeting-pack-2.1-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-sdk-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-targeting-pack-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet-templates-9.0, p-cpe:/a:canonical:ubuntu_linux:aspnetcore-targeting-pack-9.0, p-cpe:/a:canonical:ubuntu_linux:dotnet9, p-cpe:/a:canonical:ubuntu_linux:dotnet-apphost-pack-9.0, cpe:/o:canonical:ubuntu_linux:24.10, p-cpe:/a:canonical:ubuntu_linux:dotnet-hostfxr-9.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/12/2024

Vulnerability Publication Date: 11/12/2024

Reference Information

CVE: CVE-2024-43498, CVE-2024-43499

USN: 7105-1