Hardware debug modes and processor INIT setting that allow override of locks for some Intel(R) Processors in Intel(R) Boot Guard and Intel(R
Hardware debug modes and processor INIT setting that allow override of locks for some Intel(R) Processors in Intel(R) Boot Guard and Intel(R) TXT may allow an unauthenticated user to potentially enable escalation of privilege via physical access.
- Published
- May 12, 2022
- Updated
- Jun 17, 2026
- EPSS
- 0.3% · 18th percentile
- CWE
- —
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Report tools
Action score
27
Monitor
Low priority for now.
- CVSS
- 27 / 40 · 6.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| intel | core i3-12100 firmware | cpe:2.3:o:intel:core_i3-12100_firmware |
| intel | core i3-12100 | cpe:2.3:h:intel:core_i3-12100 |
| intel | core i3-12100f firmware | cpe:2.3:o:intel:core_i3-12100f_firmware |
| intel | core i3-12100f | cpe:2.3:h:intel:core_i3-12100f |
| intel | core i3-12100t firmware | cpe:2.3:o:intel:core_i3-12100t_firmware |
| intel | core i3-12100t | cpe:2.3:h:intel:core_i3-12100t |
| intel | core i3-12300t firmware | cpe:2.3:o:intel:core_i3-12300t_firmware |
| intel | core i3-12300t | cpe:2.3:h:intel:core_i3-12300t |
| intel | core i3-12300 firmware | cpe:2.3:o:intel:core_i3-12300_firmware |
| intel | core i3-12300 | cpe:2.3:h:intel:core_i3-12300 |
| intel | core i5-12600t firmware | cpe:2.3:o:intel:core_i5-12600t_firmware |
| intel | core i5-12600t | cpe:2.3:h:intel:core_i5-12600t |
and 188 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- intel atom p5921b firmwareall versions
- intel atom p5931b firmwareall versions
- intel atom p5942b firmwareall versions
- intel atom p5962b firmwareall versions
- intel atom x5-e3930 firmwarebefore 3.1.92
- intel atom x5-e3940 firmwarebefore 3.1.92
- intel atom x6200fe firmwarebefore 15.40.20
- intel atom x6211e firmwarebefore 15.40.20
- intel atom x6212re firmwarebefore 15.40.20
- intel atom x6413e firmwarebefore 15.40.20
- intel atom x6425e firmwarebefore 15.40.20
- intel atom x6425re firmwarebefore 15.40.20
- intel atom x6427fe firmwarebefore 15.40.20
- intel atom x7-e3950 firmwarebefore 3.1.92
- intel c232 firmwarebefore 11.8.92
- intel c236 firmwarebefore 11.8.92
- intel c242 firmwarebefore 12.0.90
- intel c246 firmwarebefore 12.0.90
- intel c420 firmwarebefore 11.12.92
- intel c422 firmwarebefore 11.12.92
Versions reported by the vendor
Affected version ranges reported by the assigning authority (intel). Independent of NVD's CPE analysis and usually ahead of it.
n/a Intel(R) Processors in Intel(R) Boot Guard and Intel(R) TXT
- See referencesaffected
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.
Technical details
Attack conditions
- Physical access to the device is required.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Physical
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
—
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.