Intel NUC Kit System Management Mode input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Intel NUC Kit. This affects an unknown part of the component System Management Mode. This manipulation causes input validation. This vulnerability is registered as CVE-2018-3612. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability has been found in Intel NUC Kit (the affected version is unknown) and classified as critical. Affected by this vulnerability is an unknown code of the component System Management Mode. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Intel NUC kits with insufficient input validation in system firmware, potentially allows a local attacker to elevate privileges to System Management Mode (SMM).

The bug was discovered 04/17/2018. The weakness was published 05/10/2018 (Website). The advisory is shared at intel.com. This vulnerability is known as CVE-2018-3612 since 12/28/2017. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/04/2020).

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/28/2017 🔍
04/17/2018 +110 days 🔍
05/10/2018 +22 days 🔍
05/10/2018 +0 days 🔍
05/11/2018 +1 days 🔍
02/04/2020 +634 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-3612 (🔍)
GCVE (CVE): GCVE-0-2018-3612
GCVE (VulDB): GCVE-100-117625

Entryinfo

Created: 05/11/2018 11:05
Updated: 02/04/2020 15:17
Changes: 05/11/2018 11:05 (55), 02/04/2020 15:17 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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