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 bypass Enhanced Security Usage taggings when they present a certificate that is invalid for a specific use, aka .NET Security Feature Bypass Vulnerability.
Weakness
The product does not validate, or incorrectly validates, a certificate.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| .net_framework | Microsoft | 2.0-sp2 (including) | 2.0-sp2 (including) |
| .net_framework | Microsoft | 3.5 (including) | 3.5 (including) |
| .net_framework | Microsoft | 3.5.1 (including) | 3.5.1 (including) |
| .net_framework | Microsoft | 4.5.2 (including) | 4.5.2 (including) |
| .net_framework | Microsoft | 4.6 (including) | 4.6 (including) |
| .net_framework | Microsoft | 4.6.1 (including) | 4.6.1 (including) |
| .net_framework | Microsoft | 4.6.2 (including) | 4.6.2 (including) |
| .net_framework | Microsoft | 4.7 (including) | 4.7 (including) |
Potential Mitigations
Related Attack Patterns
References
- http://www.securityfocus.com/bid/98117
- http://www.securitytracker.com/id/1038458
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0248
- http://www.securityfocus.com/bid/98117
- http://www.securitytracker.com/id/1038458
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0248