CVE-2023-36873

mediumpriority · track · 25EPSS 0.015 · 74 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.50% (74th) EPSS

CVSS 5.9 · medium

Is it mine?

39 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

EPSS · scored 2026-10-27

.NET Framework Spoofing Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedTeleControl Server Basic V3siemens_psirt
Update to V3.1.2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109955177/
FixedMicrosoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2msrc_csaf
10.0.14393.6167:Security Update:https://support.microsoft.com/help/5029242
https://support.microsoft.com/help/5029242
FixedMicrosoft .NET Framework 3.5 AND 4.7.2msrc_csaf
3.5.04057.05:Security Update:https://support.microsoft.com/help/5029647
https://support.microsoft.com/help/5029647
FixedMicrosoft .NET Framework 3.5 AND 4.8msrc_csaf
3.5.4654.08:Security Update:https://support.microsoft.com/help/5029647
https://support.microsoft.com/help/5029647
FixedMicrosoft .NET Framework 3.5 AND 4.8.1msrc_csaf
4.8.09176.01:Security Update:https://support.microsoft.com/help/5028948
https://support.microsoft.com/help/5028948
FixedMicrosoft .NET Framework 3.5 and 4.6.2msrc_csaf
10.0.10240.20107:Security Update:https://support.microsoft.com/help/5029259
https://support.microsoft.com/help/5029259
FixedMicrosoft .NET Framework 4.6.2msrc_csaf
4.7.04057.04:Security Only:https://support.microsoft.com/help/5029569
https://support.microsoft.com/help/5029569
FixedMicrosoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2msrc_csaf
4.7.4057.04:Security Only:https://support.microsoft.com/help/5029566
https://support.microsoft.com/help/5029566
FixedMicrosoft .NET Framework 4.8msrc_csaf
4.8.04654.06:Security Update:https://support.microsoft.com/help/5028952
https://support.microsoft.com/help/5028952

cvss

Technical severity, 0–10. One row per scoring source.

7.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.4–7.4

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 3.6

v3.17.4highAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Nsecondary · FSTEC (BDU) RU

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:Csecondary · ENISA EU

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Nsecondary · secure@microsoft.com USexploitability 2.2 · impact 5.2

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.15.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20USCWE-20USCWE-451US

affected products (39)

Products and version ranges known to be affected.

Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.23.0.0.0 → 10.0.14393.6167enisa_euvdEU
Microsoft Microsoft .NET Framework 3.5 AND 4.7.24.7.0 → 3.5.04057.05enisa_euvdEU
Microsoft Microsoft .NET Framework 3.5 AND 4.84.8.0 → 3.5.4654.08enisa_euvdEU
Microsoft Microsoft .NET Framework 3.5 AND 4.8.14.8.1 → 3.5.09176.01enisa_euvdEU
Microsoft Microsoft .NET Framework 3.5 and 4.6.24.7.0 → 10.0.10240.20107enisa_euvdEU
Microsoft Microsoft .NET Framework 4.6.24.7.0 → 4.7.04057.05enisa_euvdEU
Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.24.7.0 → 4.7.04057.05enisa_euvdEU
Microsoft Microsoft .NET Framework 4.84.8.0 → 4.8.4654.06enisa_euvdEU
Microsoft Corp Microsoft .NET Framework 3.5all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.6.2all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.7all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.7.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.7.2all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.8all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.8.1all versionsfstec_bduRU
Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2all versionsfixedmsrc_csafUS
Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2< 10.0.14393.6167msrc_csafUS
Microsoft .NET Framework 3.5 AND 4.7.2all versionsfixedmsrc_csafUS
Microsoft .NET Framework 3.5 AND 4.7.2< 4.7.4057.05msrc_csafUS
Microsoft .NET Framework 3.5 AND 4.8all versionsfixedmsrc_csafUS

showing 20 of 39

advisories (2)

Vendor and ecosystem advisories describing this.

SSA-556635SSA-556635: Multiple Vulnerabilities in Telecontrol Server Basic before V3.1.2.02024-04-09csaf · siemens_psirtDE
Siemens has released a new version for Telecontrol Server Basic that fixes multiple vulnerabilities.
msrc_CVE-2023-36873.NET Framework Spoofing Vulnerability2023-08-08csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu msrc_csaf siemens_psirt NVD CVE.org MITRE

published 2023-08-08modified 2026-08-10

references (5)

External citations — patches, advisories, analysis.

scry

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