Intel SGX SDK/SGX Platform Software prior 2.2.100 on Windows 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 (≈)
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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.
6.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Intel SGX SDK and SGX Platform Software on Windows. The impacted element is an unknown function. Executing a manipulation can lead to access control. The identification of this vulnerability is CVE-2018-18098. The attack can only be executed locally. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Intel SGX SDK and SGX Platform Software on Windows (Chip Software). It has been declared as critical. This vulnerability affects an unknown functionality. 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:

Improper file verification in install routine for Intel(R) SGX SDK and Platform Software for Windows before 2.2.100 may allow an escalation of privilege via local access.

The bug was discovered 01/08/2019. The weakness was shared 01/10/2019 (Website). The advisory is shared for download at intel.com. This vulnerability was named CVE-2018-18098 since 10/09/2018. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. 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 2 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 2.2.100 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SGX SDK/SGX Platform Software 2.2.100

Timelineinfo

10/09/2018 🔍
01/08/2019 +91 days 🔍
01/10/2019 +2 days 🔍
01/10/2019 +0 days 🔍
01/11/2019 +1 days 🔍
04/28/2020 +473 days 🔍

Sourcesinfo

Vendor: intel.com

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

CVE: CVE-2018-18098 (🔍)
GCVE (CVE): GCVE-0-2018-18098
GCVE (VulDB): GCVE-100-129004

Entryinfo

Created: 01/11/2019 07:43
Updated: 04/28/2020 14:48
Changes: 01/11/2019 07:43 (58), 04/28/2020 14:48 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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