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Fencer Vulns
high 7.5

CVE-2022-29145 json

.NET and Visual Studio Denial of Service Vulnerability

published 2022-05-10 4 y ago modified 2026-09-08 2 mo ago also BIT-dotnet-2022-29145 , BIT-dotnet-sdk-2022-29145 , EUVD-2022-6549 , GHSA-fcg8-mg9g-6hc4

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
5.5%
EPSS 5.5% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

.NET and Visual Studio Denial of Service Vulnerability

Patch / fix

  • nuget Microsoft.AspNetCore.App.Runtime.win-x64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.linux-x64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.win-x86 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.osx-x64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.linux-musl-x64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.linux-arm64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.linux-arm 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.win-arm64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.win-arm 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 3.1.25, 5.0.17, 6.0.5
  • nuget Microsoft.AspNetCore.App.Runtime.linux-musl-arm 3.1.25, 5.0.17, 6.0.5
  • bitnami dotnet 5.0.1, 6.0.1
  • bitnami dotnet-sdk 5.0.1, 6.0.1
  • Microsoft .NET 6.0 6.0.5
  • Microsoft .NET Core 3.1 3.1.25
  • Microsoft .NET 5.0 5.0.17
  • Microsoft Microsoft Visual Studio 2022 version 17.1 17.1.7
  • Microsoft Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) 16.9.21
  • Microsoft Microsoft Visual Studio 2022 version 17.0 17.0.10
  • Microsoft Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) 16.11.14
  • dotnet6.0 RHEL 9 6.0.105-1.el9_0
  • dotnet-host RHEL 9 6.0.5-1.el9_0
  • dotnet-sdk-6.0 RHEL 9 6.0.105-1.el9_0
  • dotnet-hostfxr-6.0 RHEL 9 6.0.5-1.el9_0
  • dotnet-runtime-6.0 RHEL 9 6.0.5-1.el9_0
  • dotnet-templates-6.0 RHEL 9 6.0.105-1.el9_0
  • aspnetcore-runtime-6.0 RHEL 9 6.0.5-1.el9_0
  • dotnet-apphost-pack-6.0 RHEL 9 6.0.5-1.el9_0

red hat advisories RHSA-2022:4588RHSA-2022:2200RHSA-2022:2199RHSA-2022:2195RHSA-2022:2196RHSA-2022:2202

  • dotnet-sdk-3.1 AlmaLinux 8 3.1.419-1.el8_6
  • dotnet-hostfxr-3.1 AlmaLinux 8 3.1.25-1.el8_6
  • dotnet-runtime-3.1 AlmaLinux 8 3.1.25-1.el8_6
  • dotnet-templates-3.1 AlmaLinux 8 3.1.419-1.el8_6
  • aspnetcore-runtime-3.1 AlmaLinux 8 3.1.25-1.el8_6
  • dotnet-apphost-pack-3.1 AlmaLinux 8 3.1.25-1.el8_6
  • dotnet-targeting-pack-3.1 AlmaLinux 8 3.1.25-1.el8_6
  • aspnetcore-targeting-pack-3.1 AlmaLinux 8 3.1.25-1.el8_6

almalinux advisories ALSA-2022:2202ALSA-2022:2200ALSA-2022:2199

  • dotnet3.1 Rocky Linux 8 3.1.419-1.el8_6
  • dotnet5.0 Rocky Linux 8 5.0.214-1.el8_6
  • dotnet6.0 Rocky Linux 8 6.0.105-1.el8_6

rocky linux advisories RLSA-2022:2202RLSA-2022:2200RLSA-2022:2199

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-29145 updated cvss 7.5

dotnet: parsing HTML causes Denial of Service

  • Red Hat .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) rh-dotnet31-dotnet 3.1.419-1.el7_9, rh-dotnet50-dotnet 5.0.214-1.el7_9, rh-dotnet60-dotnet 6.0.105-1.el7_9, rh-dotnet60-dotnet-host 6.0.5-1.el7_9, rh-dotnet31-dotnet-host 3.1.25-1.el7_9, rh-dotnet50-dotnet-host 5.0.17-1.el7_9, +30 more Red Hat .NET Core on Red Hat Enterprise Linux Server (v. 7) rh-dotnet31-dotnet 3.1.419-1.el7_9, rh-dotnet50-dotnet 5.0.214-1.el7_9, rh-dotnet60-dotnet 6.0.105-1.el7_9, rh-dotnet60-dotnet-host 6.0.5-1.el7_9, rh-dotnet31-dotnet-host 3.1.25-1.el7_9, rh-dotnet50-dotnet-host 5.0.17-1.el7_9, +30 more Red Hat .NET Core on Red Hat Enterprise Linux Workstation (v. 7) rh-dotnet31-dotnet 3.1.419-1.el7_9, rh-dotnet50-dotnet 5.0.214-1.el7_9, rh-dotnet60-dotnet 6.0.105-1.el7_9, rh-dotnet60-dotnet-host 6.0.5-1.el7_9, rh-dotnet31-dotnet-host 3.1.25-1.el7_9, rh-dotnet50-dotnet-host 5.0.17-1.el7_9, +30 more
    fixed: vendor fix RHSA-2022:2194
  • Red Hat CodeReady Linux Builder (v. 9) dotnet-sdk-6.0-source-built-artifacts 6.0.105-1.el9_0
    fixed: vendor fix RHSA-2022:4588
  • Red Hat Enterprise Linux AppStream (v. 8) dotnet 6.0.105-1.el8_6, dotnet-host 6.0.5-1.el8_6, dotnet3.1 3.1.419-1.el8_6, dotnet5.0 5.0.214-1.el8_6, dotnet6.0 6.0.105-1.el8_6, dotnet-sdk-3.1 3.1.419-1.el8_6, +24 more
    fixed: vendor fix RHSA-2022:2202
  • Red Hat Enterprise Linux AppStream (v. 9) dotnet-host 6.0.5-1.el9_0, dotnet6.0 6.0.105-1.el9_0, dotnet-sdk-6.0 6.0.105-1.el9_0, dotnet-hostfxr-6.0 6.0.5-1.el9_0, dotnet-runtime-6.0 6.0.5-1.el9_0, aspnetcore-runtime-6.0 6.0.5-1.el9_0, +5 more
    fixed: vendor fix RHSA-2022:4588
  • Red Hat Enterprise Linux CRB (v. 8) dotnet-sdk-3.1-source-built-artifacts 3.1.419-1.el8_6, dotnet-sdk-5.0-source-built-artifacts 5.0.214-1.el8_6, dotnet-sdk-6.0-source-built-artifacts 6.0.105-1.el8_6
    fixed: vendor fix RHSA-2022:2202

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
5 mo ago

Exploit prediction

5.54% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
nuget Microsoft.AspNetCore.App.Runtime.win-x64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.linux-x64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.win-x86
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.osx-x64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.linux-musl-x64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.linux-arm64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.linux-arm
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.win-arm64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.win-arm
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.linux-musl-arm64
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
nuget Microsoft.AspNetCore.App.Runtime.linux-musl-arm
>=3.0.0, <3.1.25
>=5.0.0, <5.0.17
>=6.0.0, <6.0.5
3.1.25
5.0.17
6.0.5
bitnami dotnet
>=5.0.0, <5.0.1
>=6.0.0, <6.0.1
5.0.1
6.0.1
bitnami dotnet-sdk
>=5.0.0, <5.0.1
>=6.0.0, <6.0.1
5.0.1
6.0.1

Affected products

  • Microsoft .NET 6.0
  • Microsoft .NET Core 3.1
  • Microsoft .NET 5.0
  • Microsoft Microsoft Visual Studio 2022 version 17.1
  • Microsoft Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)
  • Microsoft Microsoft Visual Studio 2022 version 17.0
  • Microsoft Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.