CVE-2018-8202 — An elevation of privilege vulnerability exists in .NET Framework which could allow an attacker to elevate their privilege level, aka ".NET Framework Elevation of Privilege Vulnerability." This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 4.7.2

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HIGH

An elevation of privilege vulnerability exists in .NET Framework which could allow an attacker to elevate their privilege level, aka ".NET Framework Elevation of Privilege Vulnerability." This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 4.7.2

Published Jul 11, 2018

7.8

HIGH

CVSS 3.0

EPSS 1.31%

Description

An elevation of privilege vulnerability exists in .NET Framework which could allow an attacker to elevate their privilege level, aka ".NET Framework Elevation of Privilege Vulnerability." This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 4.7.2.

Affected products

Vendor Microsoft Product Microsoft .NET Framework Default
n/a
- Version
  2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  2.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  2.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1607 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1607 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1703 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1703 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1709 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1709 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1803 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 Version 1803 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 10 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 8.1 for 32-bit systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows 8.1 for x64-based systems
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server 2012
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server 2012 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server 2012 R2
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server 2012 R2 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server 2016
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server 2016 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server, version 1709 (Server Core Installation)
  Status
  affected
  Constraints
  -
- Version
  3.5 on Windows Server, version 1803 (Server Core Installation)
  Status
  affected
  Constraints
  -
- Version
  3.5.1 on Windows 7 for 32-bit Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  3.5.1 on Windows 7 for x64-based Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  3.5.1 on Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows 7 for 32-bit Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows 7 for x64-based Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows 8.1 for 32-bit systems
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows 8.1 for x64-based systems
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows RT 8.1
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2008 for 32-bit Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2008 for x64-based Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2012
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2012 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2012 R2
  Status
  affected
  Constraints
  -
- Version
  4.5.2 on Windows Server 2012 R2 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.6 on Windows Server 2008 for 32-bit Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  4.6 on Windows Server 2008 for x64-based Systems Service Pack 2
  Status
  affected
  Constraints
  -
- Version
  4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016
  Status
  affected
  Constraints
  -
- Version
  4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2 on Windows 10 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2 on Windows 10 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 7 for 32-bit Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 7 for x64-based Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 8.1 for 32-bit systems
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 8.1 for x64-based systems
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows RT 8.1
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2
  Status
  affected
  Constraints
  -
- Version
  4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation)
  Status
  affected
  Constraints
  -
- Version
  4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  4.7.1/4.7.2 on Windows Server, version 1709 (Server Core Installation)
  Status
  affected
  Constraints
  -
- Version
  4.7.2 on Windows 10 Version 1803 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  4.7.2 on Windows 10 Version 1803 for x64-based Systems
  Status
  affected
  Constraints
  -
- Version
  4.7.2 on Windows Server, version 1803 (Server Core Installation)
  Status
  affected
  Constraints
  -
- Version
  4.7/4.7.1/4.7.2 on Windows 10 Version 1703 for 32-bit Systems
  Status
  affected
  Constraints
  -
- Version
  4.7/4.7.1/4.7.2 on Windows 10 Version 1703 for x64-based Systems
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Microsoft

Microsoft .NET Framework

n/a

Version	Status	Constraints
2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2	affected	-
2.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2	affected	-
2.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2	affected	-
3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2	affected	-
3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2	affected	-
3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2	affected	-
3.5 on Windows 10 Version 1607 for 32-bit Systems	affected	-
3.5 on Windows 10 Version 1607 for x64-based Systems	affected	-
3.5 on Windows 10 Version 1703 for 32-bit Systems	affected	-
3.5 on Windows 10 Version 1703 for x64-based Systems	affected	-
3.5 on Windows 10 Version 1709 for 32-bit Systems	affected	-
3.5 on Windows 10 Version 1709 for x64-based Systems	affected	-
3.5 on Windows 10 Version 1803 for 32-bit Systems	affected	-
3.5 on Windows 10 Version 1803 for x64-based Systems	affected	-
3.5 on Windows 10 for 32-bit Systems	affected	-
3.5 on Windows 10 for x64-based Systems	affected	-
3.5 on Windows 8.1 for 32-bit systems	affected	-
3.5 on Windows 8.1 for x64-based systems	affected	-
3.5 on Windows Server 2012	affected	-
3.5 on Windows Server 2012 (Server Core installation)	affected	-
3.5 on Windows Server 2012 R2	affected	-
3.5 on Windows Server 2012 R2 (Server Core installation)	affected	-
3.5 on Windows Server 2016	affected	-
3.5 on Windows Server 2016 (Server Core installation)	affected	-
3.5 on Windows Server, version 1709 (Server Core Installation)	affected	-
3.5 on Windows Server, version 1803 (Server Core Installation)	affected	-
3.5.1 on Windows 7 for 32-bit Systems Service Pack 1	affected	-
3.5.1 on Windows 7 for x64-based Systems Service Pack 1	affected	-
3.5.1 on Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1	affected	-
3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)	affected	-
4.5.2 on Windows 7 for 32-bit Systems Service Pack 1	affected	-
4.5.2 on Windows 7 for x64-based Systems Service Pack 1	affected	-
4.5.2 on Windows 8.1 for 32-bit systems	affected	-
4.5.2 on Windows 8.1 for x64-based systems	affected	-
4.5.2 on Windows RT 8.1	affected	-
4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1	affected	-
4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)	affected	-
4.5.2 on Windows Server 2008 for 32-bit Systems Service Pack 2	affected	-
4.5.2 on Windows Server 2008 for x64-based Systems Service Pack 2	affected	-
4.5.2 on Windows Server 2012	affected	-
4.5.2 on Windows Server 2012 (Server Core installation)	affected	-
4.5.2 on Windows Server 2012 R2	affected	-
4.5.2 on Windows Server 2012 R2 (Server Core installation)	affected	-
4.6 on Windows Server 2008 for 32-bit Systems Service Pack 2	affected	-
4.6 on Windows Server 2008 for x64-based Systems Service Pack 2	affected	-
4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems	affected	-
4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems	affected	-
4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016	affected	-
4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)	affected	-
4.6/4.6.1/4.6.2 on Windows 10 for 32-bit Systems	affected	-
4.6/4.6.1/4.6.2 on Windows 10 for x64-based Systems	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 7 for 32-bit Systems Service Pack 1	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 7 for x64-based Systems Service Pack 1	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 8.1 for 32-bit systems	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 8.1 for x64-based systems	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows RT 8.1	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 (Server Core installation)	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2	affected	-
4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation)	affected	-
4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit Systems	affected	-
4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based Systems	affected	-
4.7.1/4.7.2 on Windows Server, version 1709 (Server Core Installation)	affected	-
4.7.2 on Windows 10 Version 1803 for 32-bit Systems	affected	-
4.7.2 on Windows 10 Version 1803 for x64-based Systems	affected	-
4.7.2 on Windows Server, version 1803 (Server Core Installation)	affected	-
4.7/4.7.1/4.7.2 on Windows 10 Version 1703 for 32-bit Systems	affected	-
4.7/4.7.1/4.7.2 on Windows 10 Version 1703 for x64-based Systems	affected	-

Remediation

No remediation recorded yet.

Metrics

1.31% 0.01307

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01307

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (19 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.31% (0.01307)	69.52th	v5 (v2026.06.15)
Jun 15, 2026	1.22% (0.01218)	64.56th	v5 (v2026.06.15)
Mar 30, 2025	1.28% (0.01277)	77.71th	v4 (v2025.03.14)
Mar 29, 2025	4.38% (0.04375)	81.26th	v4 (v2025.03.14)
Mar 17, 2025	1.43% (0.01432)	79.31th	v4 (v2025.03.14)
Dec 17, 2024	1.41% (0.01405)	86.16th	v3 (v2023.03.01)
May 20, 2024	0.11% (0.00110)	43.94th	v3 (v2023.03.01)
Jul 8, 2023	0.14% (0.00144)	49.34th	v3 (v2023.03.01)
Jul 4, 2023	0.13% (0.00133)	47.38th	v3 (v2023.03.01)
May 8, 2023	0.12% (0.00117)	44.21th	v3 (v2023.03.01)
Apr 10, 2023	0.13% (0.00126)	45.77th	v3 (v2023.03.01)
Mar 7, 2023	0.20% (0.00199)	56.03th	v3 (v2023.03.01)
Mar 6, 2023	1.42% (0.01418)	73.14th	v2 (v2022.01.01)
Apr 1, 2022	1.42% (0.01418)	71.15th	v2 (v2022.01.01)
Feb 4, 2022	1.42% (0.01418)	50.43th	v2 (v2022.01.01)
Feb 3, 2022	8.76% (0.08756)	86.41th	v1
Jan 6, 2022	8.76% (0.08756)	86.25th	v1
Sep 1, 2021	8.76% (0.08756)	93.70th	v1
Apr 14, 2021	8.76% (0.08756)	0.00th	v1

Weaknesses (0)

No CWE recorded.

References (3)

http://www.securityfocus.com/bid/104665
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041257
vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8202
x_refsource_CONFIRMPatchVendor Advisory

Link	Providers	Tags
http://www.securityfocus.com/bid/104665		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041257		vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8202		x_refsource_CONFIRMPatchVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner microsoft

Published Jul 11, 2018

Updated Aug 5, 2024

Reserved Mar 14, 2018

Link CVE-2018-8202

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-8202

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-8202