Intel Manageability Engine up to 11.20 Kernel access control

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Intel Manageability Engine up to 11.20. Affected is an unknown function of the component Kernel. Executing a manipulation can lead to access control. This vulnerability appears as CVE-2017-5708. The attack requires local access. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Intel Manageability Engine up to 11.20 and classified as critical. This vulnerability affects an unknown functionality of the component Kernel. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Multiple privilege escalations in kernel in Intel Manageability Engine Firmware 11.0/11.5/11.6/11.7/11.10/11.20 allow unauthorized process to access privileged content via unspecified vector.

The bug was discovered 11/20/2017. The weakness was presented 11/20/2017 as INTEL-SA-00086 as confirmed security advisory (Website). The advisory is shared for download at security-center.intel.com. This vulnerability was named CVE-2017-5708 since 02/01/2017. The attack needs to be approached locally. The successful exploitation needs a single authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068. The advisory points out:

In response to issues identified by external researchers, Intel has performed an in-depth comprehensive security review of our Intel® Management Engine (ME), Intel® Server Platform Services (SPS), and Intel® Trusted Execution Engine (TXE) with the objective of enhancing firmware resilience. As a result, Intel has identified security vulnerabilities that could potentially place impacted platforms at risk.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 38694 (Intel Management Engine Multiple Privilege Escalation And Buffer Overflow Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 101921†). Additional details are provided at wired.com. See VDB-109767, VDB-109769, VDB-109770 and VDB-109771 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Intel): 7.5
Vendor Vector (Intel): 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
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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OpenVAS ID: 804553
OpenVAS Name: Intel Management Engine Privilege Escalation And Buffer Overflow Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Timelineinfo

02/01/2017 🔍
11/20/2017 +292 days 🔍
11/20/2017 +0 days 🔍
11/20/2017 +0 days 🔍
11/20/2017 +0 days 🔍
11/21/2017 +1 days 🔍
11/21/2017 +0 days 🔍
01/24/2021 +1160 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: INTEL-SA-00086
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5708 (🔍)
GCVE (CVE): GCVE-0-2017-5708
GCVE (VulDB): GCVE-100-109768
SecurityFocus: 101921 - Intel Manageability Engine CVE-2017-5708 Multiple Local Privilege Escalation Vulnerabilities
SecurityTracker: 1039852

Misc.: 🔍
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Entryinfo

Created: 11/21/2017 15:28
Updated: 01/24/2021 22:07
Changes: 11/21/2017 15:28 (82), 12/09/2019 10:10 (4), 01/24/2021 22:07 (2)
Complete: 🔍
Cache ID: 216::103

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