CVE-2018-1039
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to...
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard, aka ".NET Framework Device Guard Security Feature Bypass Vulnerability." This affects Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 2.0, Microsoft .NET Framework 4.6/4.6.1/4.6.2.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard, aka ".NET Framework Device Guard Security Feature Bypass Vulnerability." This affects Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 2.0, Microsoft .NET Framework 4.6/4.6.1/4.6.2.
- Record
CVE-2018-1039- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard, aka ".NET Framework Device Guard Security Feature Bypass Vulnerability." This affects Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 2.0, Microsoft .NET Framework 4.6/4.6.1/4.6.2.
- Record
CVE-2018-1039- Updated
- 2026-11-02
EUVDEUVD-2018-11699 No score
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard, aka ".NET Framework Device Guard Security Feature Bypass Vulnerability." This affects Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 2.0, Microsoft .NET Framework 4.6/4.6.1/4.6.2.
- Record
EUVD-2018-11699- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hpwc-q62m-hq9q
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to...
A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard, aka ".NET Framework Device Guard Security Feature Bypass Vulnerability." This affects Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 2.0, Microsoft .NET Framework 4.6/4.6.1/4.6.2.
- Record
GHSA-hpwc-q62m-hq9q- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1039 is a high vulnerability (CVSS 7.8) in Microsoft .net Framework, published May 9, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.29%, the 70th percentile. No source names a fixed version.