A remote code execution vulnerability exists when Microsoft .NET Framework processes untrusted input, aka ".NET Framework Remote Code Execution Vulnerability." This affects Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 4.7.2, Microsoft .NET Framework 2.0.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-8421 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 7.8 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack Vector | Local |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | High |
| Availability Impact | High |
| Platform | Package | State |
|---|---|---|
| .NET Core 2.0 on Red Hat Enterprise Linux | rh-dotnet21 | Under investigation |
| .NET Core 2.0 on Red Hat Enterprise Linux | rh-dotnet21-dotnet | Under investigation |
| .NET Core 2.0 on Red Hat Enterprise Linux | rh-dotnet20-dotnet | Under investigation |
| .NET Core 2.0 on Red Hat Enterprise Linux | rh-dotnet20 | Under investigation |
| .NET Core 1.0 on Red Hat Enterprise Linux | rh-dotnetcore11-dotnetcore | Under investigation |
| .NET Core 1.0 on Red Hat Enterprise Linux | rh-dotnetcore11 | Under investigation |
| .NET Core 1.0 on Red Hat Enterprise Linux | rh-dotnetcore10-dotnetcore | Under investigation |
| .NET Core 1.0 on Red Hat Enterprise Linux | rh-dotnetcore10 | Under investigation |
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