Intel CSME/SMS Access Control access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in Intel CSME and SMS. Affected by this issue is some unknown functionality of the component Access Control. The manipulation results in access control. This vulnerability is known as CVE-2019-0090. Attacking locally is a requirement. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Intel CSME and SMS (the affected version unknown). Affected is an unknown part of the component Access Control. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Insufficient access control vulnerability in subsystem for Intel(R) CSME before version 12.0.35, Intel(R) SPS before version SPS_E3_05.00.04.027.0 may allow unauthenticated user to potentially enable escalation of privilege via physical access.

The bug was discovered 05/14/2019. The weakness was published 05/17/2019. This vulnerability is traded as CVE-2019-0090 since 11/13/2018. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Intel

Name

License

commercial

Website

Vendor: https://www.intel.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2018 🔍
05/14/2019 +182 days 🔍
05/17/2019 +3 days 🔍
05/18/2019 +1 days 🔍
09/21/2023 +1587 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: K59145983
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-0090 (🔍)
GCVE (CVE): GCVE-0-2019-0090
GCVE (VulDB): GCVE-100-135180

Entryinfo

Created: 05/18/2019 09:00
Updated: 09/21/2023 18:06
Changes: 05/18/2019 09:00 (53), 06/13/2020 11:35 (2), 09/21/2023 18:06 (5)
Complete: 🔍
Cache ID: 216:AFF:103