How severe is CVE-2011-5174?

CVE-2011-5174 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2011-5174 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-5174?

CVE-2011-5174 primarily affects Intel Sinit Authenticated Code Module. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-5174?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2011-5174 published?

CVE-2011-5174 was published on 2012-09-15 and last updated on 2026-06-16.

CVE-2011-5174

CVE-2011-5174 is a high-severity vulnerability in Intel Sinit Authenticated Code Module with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Intel Sinit Authenticated Code Module
Published: 2012-09-15
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2011-5174?: 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.
How severe is CVE-2011-5174?: CVE-2011-5174 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2011-5174 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-5174?: CVE-2011-5174 primarily affects Intel Sinit Authenticated Code Module. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-5174?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-5174 published?: CVE-2011-5174 was published on 2012-09-15 and last updated on 2026-06-16.

References

Affected products (20)

cpe:2.3:o:intel:sinit_authenticated_code_module:*:*:*:*:*:*:*:*
cpe:2.3:h:intel:c202_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:c204_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:c206_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_qm67_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_qs67_chipset:_express-:*:*:*:*:*:*:*
cpe:2.3:h:intel:q67_express_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:3450_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_qm57_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_qs57_express_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:q57_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_qs57_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_gm45_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_gs45_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:mobile_intel_pm45_express_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:q35_express_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:5500_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:5520_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:7500_chipset:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:x58_chipset:-:*:*:*:*:*:*:*

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