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Fencer Vulns
high 7.6

CVE-2023-36049 json

.NET, .NET Framework, and Visual Studio Elevation of Privilege Vulnerability

published 2023-11-14 2 y ago modified 2026-11-02 6 d ago also BIT-dotnet-2023-36049 , BIT-dotnet-sdk-2023-36049 , EUVD-2023-2947 , GHSA-c3hf-8vgx-72rh

cvss
7.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
6.8%
EPSS 6.8% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

.NET, .NET Framework, and Visual Studio Elevation of Privilege Vulnerability

Patch / fix

  • nuget System.Net.Requests 6.0.25, 7.0.14, 8.0.0
  • bitnami dotnet 6.0.25, 7.0.14
  • bitnami dotnet-sdk 6.0.25, 7.0.14
  • Microsoft Microsoft Visual Studio 2022 version 17.2 17.2.22
  • Microsoft Microsoft Visual Studio 2022 version 17.4 17.4.14
  • Microsoft Microsoft Visual Studio 2022 version 17.7 17.7.7
  • Microsoft Microsoft Visual Studio 2022 version 17.6 17.6.10
  • Microsoft .NET 8.0 8.0.0
  • Microsoft .NET 6.0 6.0.25
  • Microsoft .NET 7.0 7.0.14
  • Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 4.8.9206.0
  • Microsoft Microsoft .NET Framework 4.8 4.8.4682.0
  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 4.8.4682.0
  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 4.7.4076.0
  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 10.0.14393.6452
  • Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7.4076.0
  • Microsoft Microsoft .NET Framework 4.6.2 4.7.4076.0
  • Microsoft Microsoft .NET Framework 3.5 AND 4.6/4.6.2 10.0.10240.20308
  • Microsoft Microsoft .NET Framework 2.0 Service Pack 2 3.0.50727.8975
  • Microsoft Microsoft .NET Framework 3.0 Service Pack 2 3.0.50727.8975
  • Microsoft Microsoft .NET Framework 3.5 3.0.50727.8975
  • Microsoft Microsoft .NET Framework 3.5.1 3.0.50727.8975
  • dotnet6 Ubuntu 22.04 LTS 6.0.125-0ubuntu1~22.04.1
  • dotnet7 Ubuntu 22.04 LTS 7.0.114-0ubuntu1~22.04.1

ubuntu advisories UBUNTU-CVE-2023-36049

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • dotnet8.0 RHEL 8 8.0.100-2.el8_9
  • dotnet RHEL 8 8.0.100-2.el8_9
  • dotnet-host RHEL 8 8.0.0-2.el8_9
  • dotnet-sdk-8.0 RHEL 8 8.0.100-2.el8_9
  • dotnet-hostfxr-8.0 RHEL 8 8.0.0-2.el8_9
  • dotnet-runtime-8.0 RHEL 8 8.0.0-2.el8_9
  • dotnet-templates-8.0 RHEL 8 8.0.100-2.el8_9
  • aspnetcore-runtime-8.0 RHEL 8 8.0.0-2.el8_9

red hat advisories RHSA-2023:7254RHSA-2023:7255RHSA-2023:7253RHSA-2023:7256RHSA-2023:7257RHSA-2023:7259

  • dotnet-host AlmaLinux 9 8.0.0-2.el9_3
  • dotnet-sdk-8.0 AlmaLinux 9 8.0.100-2.el9_3
  • dotnet-hostfxr-8.0 AlmaLinux 9 8.0.0-2.el9_3
  • dotnet-runtime-8.0 AlmaLinux 9 8.0.0-2.el9_3
  • dotnet-templates-8.0 AlmaLinux 9 8.0.100-2.el9_3
  • aspnetcore-runtime-8.0 AlmaLinux 9 8.0.0-2.el9_3
  • dotnet-apphost-pack-8.0 AlmaLinux 9 8.0.0-2.el9_3
  • dotnet-targeting-pack-8.0 AlmaLinux 9 8.0.0-2.el9_3

almalinux advisories ALSA-2023:7253ALSA-2023:7254ALSA-2023:7255ALSA-2023:7256ALSA-2023:7257ALSA-2023:7258

  • dotnet7.0 Rocky Linux 8 7.0.114-1.el8_9
  • dotnet6.0 Rocky Linux 8 6.0.125-1.el8_9

rocky linux advisories RLSA-2023:7256RLSA-2023:7258

  • dotnet6-build Alpine 3.20, Alpine 3.19, Alpine 3.18 6.0.125-r0
  • dotnet7-build Alpine 3.19, Alpine 3.18 7.0.114-r0
  • dotnet6-runtime Alpine 3.20, Alpine 3.19, Alpine 3.18 6.0.25-r0
  • dotnet7-runtime Alpine 3.19, Alpine 3.18 7.0.14-r0

alpine advisories ALPINE-CVE-2023-36049

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2023-36049 updated cvss 9.8

dotnet: Arbitrary File Write and Deletion Vulnerability: FormatFtpCommand

  • Red Hat .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) rh-dotnet60-dotnet 6.0.125-1.el7_9, rh-dotnet60-dotnet-host 6.0.25-1.el7_9, rh-dotnet60-dotnet-sdk-6.0 6.0.125-1.el7_9, rh-dotnet60-dotnet-hostfxr-6.0 6.0.25-1.el7_9, rh-dotnet60-dotnet-runtime-6.0 6.0.25-1.el7_9, rh-dotnet60-dotnet-templates-6.0 6.0.125-1.el7_9, +6 more Red Hat .NET Core on Red Hat Enterprise Linux Server (v. 7) rh-dotnet60-dotnet 6.0.125-1.el7_9, rh-dotnet60-dotnet-host 6.0.25-1.el7_9, rh-dotnet60-dotnet-sdk-6.0 6.0.125-1.el7_9, rh-dotnet60-dotnet-hostfxr-6.0 6.0.25-1.el7_9, rh-dotnet60-dotnet-runtime-6.0 6.0.25-1.el7_9, rh-dotnet60-dotnet-templates-6.0 6.0.125-1.el7_9, +6 more Red Hat .NET Core on Red Hat Enterprise Linux Workstation (v. 7) rh-dotnet60-dotnet 6.0.125-1.el7_9, rh-dotnet60-dotnet-host 6.0.25-1.el7_9, rh-dotnet60-dotnet-sdk-6.0 6.0.125-1.el7_9, rh-dotnet60-dotnet-hostfxr-6.0 6.0.25-1.el7_9, rh-dotnet60-dotnet-runtime-6.0 6.0.25-1.el7_9, rh-dotnet60-dotnet-templates-6.0 6.0.125-1.el7_9, +6 more
    fixed: vendor fix RHSA-2023:7259
  • Red Hat CodeReady Linux Builder (v. 8) dotnet-sdk-6.0-source-built-artifacts 6.0.125-1.el8_9, dotnet-sdk-7.0-source-built-artifacts 7.0.114-1.el8_9, dotnet-sdk-8.0-source-built-artifacts 8.0.100-2.el8_9
    fixed: vendor fix RHSA-2023:7258
  • Red Hat CodeReady Linux Builder (v. 9) dotnet-sdk-6.0-source-built-artifacts 6.0.125-1.el9_3, dotnet-sdk-7.0-source-built-artifacts 7.0.114-1.el9_3, dotnet-sdk-8.0-source-built-artifacts 8.0.100-2.el9_3
    fixed: vendor fix RHSA-2023:7257
  • Red Hat Enterprise Linux AppStream (v. 8) dotnet 8.0.100-2.el8_9, dotnet-host 8.0.0-2.el8_9, dotnet6.0 6.0.125-1.el8_9, dotnet7.0 7.0.114-1.el8_9, dotnet8.0 8.0.100-2.el8_9, dotnet-sdk-6.0 6.0.125-1.el8_9, +24 more
    fixed: vendor fix RHSA-2023:7258
  • Red Hat Enterprise Linux AppStream (v. 9) dotnet-host 8.0.0-2.el9_3, dotnet6.0 6.0.125-1.el9_3, dotnet7.0 7.0.114-1.el9_3, dotnet8.0 8.0.100-2.el9_3, dotnet-sdk-6.0 6.0.125-1.el9_3, dotnet-sdk-7.0 7.0.114-1.el9_3, +23 more
    fixed: vendor fix RHSA-2023:7257

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 ICSA-24-165-04 updated cvss 7.6

Siemens ST7 ScadaConnect

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
6 d ago

Exploit prediction

6.79% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L/E:P/RL:O/RC:C
GitHub 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
CNA 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
nuget System.Net.Requests
>=8.0.0-rc.2.23480.2, <8.0.0
>=6.0.0, <6.0.25
>=7.0.0, <7.0.14
8.0.0
6.0.25
7.0.14
bitnami dotnet
>=6.0.0, <6.0.25
>=7.0.0, <7.0.14
6.0.25
7.0.14
bitnami dotnet-sdk
>=6.0.0, <6.0.25
>=7.0.0, <7.0.14
6.0.25
7.0.14

Affected products

  • Microsoft Microsoft Visual Studio 2022 version 17.2
  • Microsoft Microsoft Visual Studio 2022 version 17.4
  • Microsoft Microsoft Visual Studio 2022 version 17.7
  • Microsoft Microsoft Visual Studio 2022 version 17.6
  • Microsoft .NET 8.0
  • Microsoft .NET 6.0
  • Microsoft .NET 7.0
  • Microsoft Microsoft .NET Framework 3.5 AND 4.8.1
  • Microsoft Microsoft .NET Framework 4.8
  • Microsoft Microsoft .NET Framework 3.5 AND 4.8
  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2
  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2
  • Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
  • Microsoft Microsoft .NET Framework 4.6.2
  • Microsoft Microsoft .NET Framework 3.5 AND 4.6/4.6.2
  • Microsoft Microsoft .NET Framework 2.0 Service Pack 2
  • Microsoft Microsoft .NET Framework 3.0 Service Pack 2
  • Microsoft Microsoft .NET Framework 3.5
  • Microsoft Microsoft .NET Framework 3.5.1

Classification

Weakness
  • CWE-20 Improper Input Validation

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.