CVE-2017-8759

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.887 · 100 %ileexploit · PoCEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 9 exploits · PoC

Likely / severe?

88.7% (100th) EPSS

CVSS 9.3 · high

Is it mine?

17 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2021-11-03remediate by 2022-05-03

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-27

Microsoft .NET Framework Remote Code Execution Vulnerability

Microsoft .NET Framework 2.0, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 4.7 allow an attacker to execute code remotely via a malicious document or application, aka ".NET Framework Remote Code Execution Vulnerability."

cvss

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

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.8highAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-93USCWE-94US

exploits (9)

Public proof-of-concept and weaponised exploit code.

EDB-42711Microsoft Windows .NET Framework - Remote Code ExecutionPoC · exploit_db
ChaitanyaHaritash/CVE-2017-8759Just My ports of CVE-2017-8759PoC · poc_in_github
GayashanM/OHTSCVE-2017-8759 | .NET Framework Remote Code Execution VulnerabilityPoC · poc_in_github
Voulnet/CVE-2017-8759-Exploit-sampleRunning CVE-2017-8759 exploit sample.PoC · poc_in_github
adeljck/CVE-2017-8759CVE-2017-8759 微软word漏洞利用脚本PoC · poc_in_github
bhdresh/CVE-2017-8759Exploit toolkit CVE-2017-8759 - v1.0 is a handy python script which provides pentesters and security researchers a quick and effective way to test Microsoft .NET Framework RCE. It could generate a malicious RTF file and deliver metasploit / meterpreter / other payload to victim without any complex configuration.PoC · poc_in_github

affected products (17)

Products and version ranges known to be affected.

Microsoft Corporation Microsoft .NET Framework≤ Microsoft .NET Framework 2.0, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 4.7enisa_euvdEU
Microsoft Corp Microsoft .NET Framework 2.0all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.5all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.5.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5.2all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.6all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.6.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.6.2all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.7all versionsfstec_bduRU
microsoft .net framework= 2.0nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 3.5nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 3.5.1nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.5.2nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.6nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.6.1nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.6.2nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.7nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2017-09-13modified 2026-06-17

references (16)

External citations — patches, advisories, analysis.

scry

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