A DCOM object in Helppane.exe in Microsoft Windows 7 SP1; Windows Server 2008 R2; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows local users to gain privileges via a crafted application, aka Windows HelpPane Elevation of Privilege Vulnerability.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Windows_10 | Microsoft | - (including) | - (including) |
| Windows_10 | Microsoft | 1511 (including) | 1511 (including) |
| Windows_10 | Microsoft | 1607 (including) | 1607 (including) |
| Windows_7 | Microsoft | –sp1 (including) | –sp1 (including) |
| Windows_8.1 | Microsoft | * | * |
| Windows_rt_8.1 | Microsoft | - (including) | - (including) |
| Windows_server_2008 | Microsoft | r2 (including) | r2 (including) |
| Windows_server_2012 | Microsoft | r2 (including) | r2 (including) |
| Windows_server_2016 | Microsoft | - (including) | - (including) |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
- https://cwe.mitre.org/data/definitions/194.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html
References
- http://blog.inspired-sec.com/archive/2017/03/17/COM-Moniker-Privesc.html
- http://www.securityfocus.com/bid/96700
- http://www.securitytracker.com/id/1038001
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1021
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0100
- https://www.exploit-db.com/exploits/41607/
- http://blog.inspired-sec.com/archive/2017/03/17/COM-Moniker-Privesc.html
- http://www.securityfocus.com/bid/96700
- http://www.securitytracker.com/id/1038001
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1021
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0100
- https://www.exploit-db.com/exploits/41607/