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Last updated: 2/10/2016 9:30:25 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2011-5174

Original release date: 09/15/2012
Last revised: 09/17/2012


Buffer overflow in Intel Trusted Execution Technology (TXT) SINIT Authenticated Code Modules (ACM) in Intel Q67 Express, C202, C204, C206 Chipsets, and Mobile Intel QM67, and QS67 Chipset before 2nd_gen_i5_i7_SINIT_51.BIN Express; Intel Q57, 3450 Chipsets and Mobile Intel QM57 and QS57 Express Chipset before i5_i7_DUAL_SINIT_51.BIN and i7_QUAD_SINIT_51.BIN; Mobile Intel GM45, GS45, and PM45 Express Chipset before GM45_GS45_PM45_SINIT_51.BIN; Intel Q35 Express Chipsets before Q35_SINIT_51.BIN; and Intel 5520, 5500, X58, and 7500 Chipsets before SINIT ACM 1.1 allows local users to bypass the Trusted Execution Technology protection mechanism and perform other unspecified SINIT ACM functions via unspecified vectors.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.2 HIGH
Impact Subscore: 10.0
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: CONFIRM
Name: http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00030&languageid=en-fr
External Source: OSVDB
Name: 77554
External Source: XF
Name: intel-sinit-bo(71625)

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/o:intel:sinit_authenticated_code_module:1.0 and previous versions
+ OR
* cpe:/h:intel:5520_chipset:-
* cpe:/h:intel:5500_chipset:-
* cpe:/h:intel:x58_chipset:-
* cpe:/h:intel:7500_chipset:-
+ Configuration 2
+ OR
* cpe:/o:intel:sinit_authenticated_code_module:q35_sinit_18.bin and previous versions
+ OR
* cpe:/h:intel:q35_express_chipset:-
+ Configuration 3
+ OR
* cpe:/o:intel:sinit_authenticated_code_module:2nd_gen_i5_i7_sinit_1.9.bin and previous versions
+ OR
* cpe:/h:intel:q67_express_chipset:-
* cpe:/h:intel:c202_chipset:-
* cpe:/h:intel:c204_chipset:-
* cpe:/h:intel:c206_chipset:-
* cpe:/h:intel:mobile_intel_qm67_chipset:-
* cpe:/h:intel:mobile_intel_qs67_chipset:_express-
+ Configuration 4
+ OR
* cpe:/o:intel:sinit_authenticated_code_module:i7_quad_sinit_20.bin and previous versions
+ OR
* cpe:/h:intel:q57_chipset:-
* cpe:/h:intel:3450_chipset:-
* cpe:/h:intel:mobile_intel_qm57_chipset:-
* cpe:/h:intel:mobile_intel_qs57_chipset:-
+ Configuration 5
+ OR
* cpe:/o:intel:sinit_authenticated_code_module:i5_i7_dual_sinit_18.bin and previous versions
+ OR
* cpe:/h:intel:q57_chipset:-
* cpe:/h:intel:3450_chipset:-
* cpe:/h:intel:mobile_intel_qm57_chipset:-
* cpe:/h:intel:mobile_intel_qs57_express_chipset:-
+ Configuration 6
+ OR
* cpe:/o:intel:sinit_authenticated_code_module:gm45_gs45_pm45_sinit_21.bin and previous versions
+ OR
* cpe:/h:intel:mobile_intel_gm45_chipset:-
* cpe:/h:intel:mobile_intel_gs45_chipset:-
* cpe:/h:intel:mobile_intel_pm45_express_chipset:-

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

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