CVE-2011-5174

What it is

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.

At a glance

Exploitability

Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.5% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2012-09-15 17:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:36 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.5% in the next 30 days (EPSS).
• Severity: 7.2 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2012-09-15 17:55 UTC

Last modified

2026-06-16 23:36 UTC

Exploit probability

0.5% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Modified

Affected

• Intel Sinit Authenticated Code Module ≤ 2nd_gen_i5_i7_sinit_1.9.bin
• Intel c202 Chipset
• Intel c204 Chipset
• Intel c206 Chipset
• Intel Mobile Intel qm67 Chipset
• Intel Mobile Intel qs67 Chipset _express-
• Intel q67 Express Chipset
• Intel Sinit Authenticated Code Module ≤ i5_i7_dual_sinit_18.bin

Attack profile CVSS 2.0 · 7.2

Attack vector

Local

Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2011-5174.md and follow it. Check whether this project is affected by CVE-2011-5174. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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