CVE-2011-5174: Intel 3450 Chipset

High severity, CVSS 7.2. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Intel 3450 Chipset
• Intel 5500 Chipset
• Intel 5520 Chipset
• Intel 7500 Chipset
• Intel c202 Chipset
• Intel c204 Chipset
• Intel c206 Chipset
• Intel Mobile Intel GM45 Chipset
• Intel Mobile Intel GS45 Chipset
• Intel Mobile Intel PM45 Express Chipset
• Intel Mobile Intel QM57 Chipset
• Intel Mobile Intel QM67 Chipset
• Intel Mobile Intel QS57 Chipset
• Intel Mobile Intel QS57 Express Chipset
• Intel Mobile Intel QS67 Chipset
• Intel q35 Express Chipset
• Intel q57 Chipset
• Intel q67 Express Chipset
• Intel Sinit Authenticated Code Module: up to and including 2nd_gen_i5_i7_sinit_1.9.bin; up to and including i5_i7_dual_sinit_18.bin; up to and including i7_quad_sinit_20.bin; up to and including gm45_gs45_pm45_sinit_21.bin; up to and including q35_sinit_18.bin; up to and including 1.0
• Intel x58 Chipset

Published 2012-09-15. Last modified 2026-06-16.