Intel Manageability Engine up to 11.20 Kernel memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Intel Manageability Engine up to 11.20. It has been rated as critical. This impacts an unknown function of the component Kernel. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2017-5705. The attack requires a local approach. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Intel Manageability Engine up to 11.20. This affects an unknown function of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple buffer overflows in kernel in Intel Manageability Engine Firmware 11.0/11.5/11.6/11.7/11.10/11.20 allow attacker with local access to the system to execute arbitrary code.

The bug was discovered 11/20/2017. The weakness was disclosed 11/20/2017 with Positive Technologies as INTEL-SA-00086 as confirmed security advisory (Website). It is possible to read the advisory at security-center.intel.com. This vulnerability is uniquely identified as CVE-2017-5705 since 02/01/2017. Attacking locally is a requirement. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not publicly available. 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 101917†). Further details are available at wired.com. The entries VDB-109768, VDB-109769, VDB-109770 and VDB-109771 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.2
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Intel): 8.2
Vendor Vector (Intel): 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 🔍
0-Day 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
Researcher: Mark Ermolov, Maxim Goryachy
Organization: Positive Technologies
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5705 (🔍)
GCVE (CVE): GCVE-0-2017-5705
GCVE (VulDB): GCVE-100-109767
SecurityFocus: 101917 - Intel Manageability Engine CVE-2017-5705 Multiple Local Buffer Overflow Vulnerabilities
SecurityTracker: 1039852

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 11/21/2017 15:28
Updated: 01/24/2021 22:03
Changes: 11/21/2017 15:28 (82), 12/09/2019 10:04 (5), 01/24/2021 21:57 (3), 01/24/2021 22:03 (1)
Complete: 🔍
Cache ID: 216:493:103

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