CVE-2018-3655
No known exploitation. EPSS puts it in the 37th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
A vulnerability in a subsystem in Intel CSME before version 11.21.55, Intel Server Platform Services before version 4.0 and Intel Trusted Execution Engine Firmware before version 3.1.55 may allow an unauthenticated user to potentially modify or disclose information via physical access.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.5% chance of exploitation activity in the next 30 days, which ranks it in the 37th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 2262 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- Intel Converged Security and Manageability EngineHardware Firmware
- Intel Server Platform ServicesHardware Firmware
- Intel Trusted Execution Engine FirmwareHardware Firmware
- converged security management engine firmwareHardware Firmware
- server platform services firmwareHardware Firmware
- trusted execution engine firmwareHardware Firmware
- Intel(R) CSME before version 11.21.55, Intel(R) Server Platform Services before version 4.0 and Intel(R) Trusted Execution Engine FirmwareHardware Firmware
Technical detail
CVSS 3.0 vector
Open in the CVSS calculatorCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Scored 7.3 by NVD.
How it is reached
- Attack Vector PhysicalRequires physical access to the device
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability NoneNo availability impact
Weaknesses
Sources
References in the record
- cxsecurity.com/cveshow/CVE-2018-3655/
- intel.com/content/www/us/en/security-center/advisory/intel-sa-00125.html
- security.netapp.com/advisory/ntap-20180924-0003/
And 1 more reference. See all after sign-in
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