National Cyber Awareness System
Vulnerability Summary for CVE-2015-0010
Original release date: 02/10/2015
Last revised: 02/11/2015
Source: US-CERT/NIST
Overview
The CryptProtectMemory function in cng.sys (aka the Cryptography Next Generation driver) in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1, when the CRYPTPROTECTMEMORY_SAME_LOGON option is used, does not check an impersonation token’s level, which allows local users to bypass intended decryption restrictions by leveraging a service that (1) has a named-pipe planting vulnerability or (2) uses world-readable shared memory for encrypted data, aka “CNG Security Feature Bypass Vulnerability” or MSRC ID 20707.
Impact
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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External Source: MISC
Name: http://code.google.com/p/google-security-research/issues/detail?id=128
External Source: MS
Name: MS15-010
Type: Advisory; Patch Information
Technical Details
- Information Leak / Disclosure (CWE-200)
Change History 1 change record found – show changes
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