Vulnerability Monitor

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CVE-2017-8759

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."

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 11 products from microsoft, from microsoft, from microsoft and 8 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-09-13T01:29:12.193

Last Modified

2025-10-22T00:16:12.357

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
NVD-CWE-noinfo
Type: Secondary
CWE-94

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	microsoft	.net_framework	4.5.2	Yes
Operating System	microsoft	windows_7	-	No
Operating System	microsoft	windows_8.1	-	No
Operating System	microsoft	windows_rt_8.1	-	No
Operating System	microsoft	windows_server_2008	-	No
Operating System	microsoft	windows_server_2008	r2	No
Operating System	microsoft	windows_server_2012	-	No
Operating System	microsoft	windows_server_2012	r2	No
Application	microsoft	.net_framework	3.5.1	Yes
Operating System	microsoft	windows_7	-	No
Operating System	microsoft	windows_server_2008	r2	No
Application	microsoft	.net_framework	3.5	Yes
Operating System	microsoft	windows_10_1507	-	No
Operating System	microsoft	windows_10_1511	-	No
Operating System	microsoft	windows_10_1607	-	No
Operating System	microsoft	windows_10_1703	-	No
Operating System	microsoft	windows_8.1	-	No
Operating System	microsoft	windows_server_2012	-	No
Operating System	microsoft	windows_server_2012	r2	No
Operating System	microsoft	windows_server_2016	-	No
Application	microsoft	.net_framework	2.0	Yes
Operating System	microsoft	windows_server_2008	sp2	No
Application	microsoft	.net_framework	4.6.1	Yes
Operating System	microsoft	windows_10_1511	-	No
Application	microsoft	.net_framework	4.6	Yes
Operating System	microsoft	windows_10_1507	-	No
Operating System	microsoft	windows_server_2008	-	No
Application	microsoft	.net_framework	4.7	Yes
Operating System	microsoft	windows_10_1703	-	No
Application	microsoft	.net_framework	4.6	Yes
Application	microsoft	.net_framework	4.6.1	Yes
Application	microsoft	.net_framework	4.6.2	Yes
Application	microsoft	.net_framework	4.7	Yes
Operating System	microsoft	windows_7	-	No
Operating System	microsoft	windows_rt_8.1	-	No
Operating System	microsoft	windows_server_2008	r2	No
Operating System	microsoft	windows_server_2012	-	No
Operating System	microsoft	windows_server_2012	r2	No
Application	microsoft	.net_framework	4.6.2	Yes
Application	microsoft	.net_framework	4.7	Yes
Operating System	microsoft	windows_10_1607	-	No
Operating System	microsoft	windows_server_2016	-	No

References

http://www.securityfocus.com/bid/100742 Broken Link, Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1039324 Broken Link, Third Party Advisory, VDB Entry ([email protected])
https://github.com/GitHubAssessments/CVE_Assessments_01_2020 Third Party Advisory ([email protected])
https://github.com/bhdresh/CVE-2017-8759 Exploit, Third Party Advisory ([email protected])
https://github.com/nccgroup/CVE-2017-8759 Exploit, Third Party Advisory ([email protected])
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759 Patch, Vendor Advisory ([email protected])
https://www.exploit-db.com/exploits/42711/ Third Party Advisory, VDB Entry ([email protected])
http://www.securityfocus.com/bid/100742 Broken Link, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039324 Broken Link, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/GitHubAssessments/CVE_Assessments_01_2020 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/bhdresh/CVE-2017-8759 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/nccgroup/CVE-2017-8759 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/42711/ Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8759 (134c704f-9b21-4f2e-91b3-4a467353bcc0)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For microsoft's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.