Linux Distros Unpatched Vulnerability : CVE-2026-57099

high Nessus Plugin ID 343921

Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network. (CVE-2026-57099)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2026-57099

Plugin Details

Severity: High

ID: 343921

File Name: unpatched_CVE_2026_57099.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Misc.

Published: 9/8/2026

Updated: 9/8/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.3

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

CVSS Score Source: CVE-2026-57099

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.9

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8, cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:centos:centos:aspnetcore-runtime-10.0, p-cpe:/a:centos:centos:aspnetcore-runtime-6.0, p-cpe:/a:centos:centos:aspnetcore-runtime-7.0, p-cpe:/a:centos:centos:aspnetcore-runtime-8.0, p-cpe:/a:centos:centos:aspnetcore-runtime-9.0, p-cpe:/a:centos:centos:aspnetcore-runtime-dbg-10.0, p-cpe:/a:centos:centos:aspnetcore-runtime-dbg-8.0, p-cpe:/a:centos:centos:aspnetcore-runtime-dbg-9.0, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-10.0, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-6.0, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-7.0, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-8.0, p-cpe:/a:centos:centos:aspnetcore-targeting-pack-9.0, p-cpe:/a:centos:centos:dotnet-apphost-pack-10.0, p-cpe:/a:centos:centos:dotnet-apphost-pack-6.0, p-cpe:/a:centos:centos:dotnet-apphost-pack-7.0, p-cpe:/a:centos:centos:dotnet-apphost-pack-8.0, p-cpe:/a:centos:centos:dotnet-apphost-pack-9.0, p-cpe:/a:centos:centos:dotnet-host, p-cpe:/a:centos:centos:dotnet-hostfxr-10.0, p-cpe:/a:centos:centos:dotnet-hostfxr-6.0, p-cpe:/a:centos:centos:dotnet-hostfxr-7.0, p-cpe:/a:centos:centos:dotnet-hostfxr-8.0, p-cpe:/a:centos:centos:dotnet-hostfxr-9.0, p-cpe:/a:centos:centos:dotnet-runtime-10.0, p-cpe:/a:centos:centos:dotnet-runtime-6.0, p-cpe:/a:centos:centos:dotnet-runtime-7.0, p-cpe:/a:centos:centos:dotnet-runtime-8.0, p-cpe:/a:centos:centos:dotnet-runtime-9.0, p-cpe:/a:centos:centos:dotnet-runtime-dbg-10.0, p-cpe:/a:centos:centos:dotnet-runtime-dbg-8.0, p-cpe:/a:centos:centos:dotnet-runtime-dbg-9.0, p-cpe:/a:centos:centos:dotnet-sdk-10.0-source-built-artifacts, p-cpe:/a:centos:centos:dotnet-sdk-10.0, p-cpe:/a:centos:centos:dotnet-sdk-6.0-source-built-artifacts, p-cpe:/a:centos:centos:dotnet-sdk-6.0, p-cpe:/a:centos:centos:dotnet-sdk-7.0-source-built-artifacts, p-cpe:/a:centos:centos:dotnet-sdk-7.0, p-cpe:/a:centos:centos:dotnet-sdk-8.0-source-built-artifacts, p-cpe:/a:centos:centos:dotnet-sdk-8.0, p-cpe:/a:centos:centos:dotnet-sdk-9.0-source-built-artifacts, p-cpe:/a:centos:centos:dotnet-sdk-9.0, p-cpe:/a:centos:centos:dotnet-sdk-aot-10.0, p-cpe:/a:centos:centos:dotnet-sdk-aot-9.0, p-cpe:/a:centos:centos:dotnet-sdk-dbg-10.0, p-cpe:/a:centos:centos:dotnet-sdk-dbg-8.0, p-cpe:/a:centos:centos:dotnet-sdk-dbg-9.0, p-cpe:/a:centos:centos:dotnet-targeting-pack-10.0, p-cpe:/a:centos:centos:dotnet-targeting-pack-6.0, p-cpe:/a:centos:centos:dotnet-targeting-pack-7.0, p-cpe:/a:centos:centos:dotnet-targeting-pack-8.0, p-cpe:/a:centos:centos:dotnet-targeting-pack-9.0, p-cpe:/a:centos:centos:dotnet-templates-10.0, p-cpe:/a:centos:centos:dotnet-templates-6.0, p-cpe:/a:centos:centos:dotnet-templates-7.0, p-cpe:/a:centos:centos:dotnet-templates-8.0, p-cpe:/a:centos:centos:dotnet-templates-9.0, p-cpe:/a:centos:centos:dotnet10.0, p-cpe:/a:centos:centos:dotnet11.0, p-cpe:/a:centos:centos:dotnet6.0, p-cpe:/a:centos:centos:dotnet7.0, p-cpe:/a:centos:centos:dotnet8.0, p-cpe:/a:centos:centos:dotnet9.0, p-cpe:/a:centos:centos:dotnet, p-cpe:/a:centos:centos:netstandard-targeting-pack-2.1, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-10.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-6.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-7.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-8.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-9.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-dbg-10.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-dbg-8.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-runtime-dbg-9.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-10.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-6.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-7.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-8.0, p-cpe:/a:redhat:enterprise_linux:aspnetcore-targeting-pack-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-7.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-apphost-pack-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-host, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-7.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-hostfxr-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-7.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-dbg-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-dbg-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-runtime-dbg-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-10.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-6.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-7.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-7.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-8.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-9.0-source-built-artifacts, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-aot-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-aot-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-dbg-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-dbg-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-sdk-dbg-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-7.0, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-targeting-pack-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-10.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-6.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-7.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-8.0, p-cpe:/a:redhat:enterprise_linux:dotnet-templates-9.0, p-cpe:/a:redhat:enterprise_linux:dotnet10.0, p-cpe:/a:redhat:enterprise_linux:dotnet11.0, p-cpe:/a:redhat:enterprise_linux:dotnet6.0, p-cpe:/a:redhat:enterprise_linux:dotnet7.0, p-cpe:/a:redhat:enterprise_linux:dotnet8.0, p-cpe:/a:redhat:enterprise_linux:dotnet9.0, p-cpe:/a:redhat:enterprise_linux:dotnet, p-cpe:/a:redhat:enterprise_linux:netstandard-targeting-pack-2.1

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 9/8/2026

Reference Information

CVE: CVE-2026-57099