CVE-2018-0786

Name: CVE-2018-0786
Creator: NVD / NIST
Published: 2018-01-10T01:29:00.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.69%

Last modified Jun 17, 2026

CVE-2018-0786 is a vulnerability of currently unknown severity. Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core 6.0.0 allow a security feature bypass vulnerability due to the way certificates are validated, aka ".NET Security Feature Bypass Vulnerability.". EPSS estimates a 3.69% chance of exploitation in the next 30 days.

Description

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core 6.0.0 allow a security feature bypass vulnerability due to the way certificates are validated, aka ".NET Security Feature Bypass Vulnerability."

Metrics

EPSS Probability

3.69%

88.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions	Update
Microsoft	.Net Core	1.0	—
Microsoft	.Net Core	2.0	—
Microsoft	Powershell Core	6.0	—
Microsoft	.Net Framework	2.0	Sp2
Microsoft	.Net Framework	3.0	Sp2
Microsoft	.Net Framework	3.5	—
Microsoft	.Net Framework	3.5.1	—
Microsoft	.Net Framework	4.5.2	—
Microsoft	.Net Framework	4.6	—
Microsoft	.Net Framework	4.6.1	—
Microsoft	.Net Framework	4.6.2	—
Microsoft	.Net Framework	4.7	—
Microsoft	.Net Framework	4.7.1	—

References

http://www.securityfocus.com/bid/102380Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040152Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0786Patch, Vendor Advisory
http://www.securityfocus.com/bid/102380Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040152Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0786Patch, Vendor Advisory

Timeline

Published: Jan 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0786?

How severe is CVE-2018-0786?

Severity scoring for CVE-2018-0786 is pending analysis. The EPSS model estimates a 3.69% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0786?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0786?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST