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Vulnerability Assessment

Impact

CVSS score of 7.6 (HIGH). Attack characteristics: physical attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAI

Logic error in BIOS firmware for 8th, 9th and 10th Generation Intel(R) Core(TM) Processors may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or. Rated high severity (CVSS 7.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

Logic error in BIOS firmware for 8th, 9th and 10th Generation Intel(R) Core(TM) Processors may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access. Affected products include: Intel Core I7-8665Ue Firmware, Intel Core I7-8665U Firmware, Intel Core I7-8557U Firmware, Intel Core I7-8850H Firmware, Intel Core I7-8809G Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.6 HIGH
AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

Logic error in BIOS firmware for 8th, 9th and 10th Generation Intel(R) Core(TM) Processors may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access.

Threat Intelligence Overview

EPSS Score
0.4%
Top 69% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:o:intel:core_i7-8665ue_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8665u_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8557u_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8850h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8809g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8750h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8709g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8706g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8706g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8705g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8700t_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8700k_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8700b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8700_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7\+8700_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8569u_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8650u_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8565u_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8559u_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:core_i7-8550u_firmware:-:*:*:*:*:*:*:*
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