CVE-2017-8759 KEV EXPLOIT
7.8
HIGH · CVSS 3.1 · EPSS 88.7% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2022-05-03.
Description
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."
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 88.7% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-94 |
| On CISA KEV | yes — remediate by 2022-05-03 |
| Public exploit | yes |
| Published | 2017-09-13 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft .NET Framework Remote Code Execution Vulnerability |
|---|---|
| Added | 2021-11-03 |
| Due | 2022-05-03 |
| Vendor / product | Microsoft / .NET Framework |
| Ransomware use | none reported |
Affected (11)
| Vendor | Product |
|---|---|
| microsoft | .net framework |
| microsoft | windows 10 1507 |
| microsoft | windows 10 1511 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1703 |
| microsoft | windows 7 |
| microsoft | windows 8.1 |
| microsoft | windows rt 8.1 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Windows .NET Framework - Remote Code Execution | 2017-09-13 |
References
- http://www.securityfocus.com/bid/100742
- http://www.securitytracker.com/id/1039324
- https://github.com/GitHubAssessments/CVE_Assessments_01_2020
- https://github.com/bhdresh/CVE-2017-8759
- https://github.com/nccgroup/CVE-2017-8759
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759
- https://www.exploit-db.com/exploits/42711/
- http://www.securityfocus.com/bid/100742
- http://www.securitytracker.com/id/1039324
- https://github.com/GitHubAssessments/CVE_Assessments_01_2020
- https://github.com/bhdresh/CVE-2017-8759
- https://github.com/nccgroup/CVE-2017-8759
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759
- https://www.exploit-db.com/exploits/42711/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8759
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