Intel CSME/TXE up to 12.0.4 PTT access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Intel CSME and TXE up to 12.0.4. It has been classified as problematic. Impacted is an unknown function of the component PTT. Performing a manipulation results in access control. This vulnerability is known as CVE-2018-3659. The attack may be carried out on the physical device. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in Intel CSME and TXE up to 12.0.4. This affects an unknown code block of the component PTT. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality. The summary by CVE is:

A vulnerability in Intel PTT module in Intel CSME firmware before version 12.0.5 and Intel TXE firmware before version 4.0 may allow an unauthenticated user to potentially disclose information via physical access.

The bug was discovered 09/11/2018. The weakness was published 09/12/2018 (Website). It is possible to read the advisory at intel.com. This vulnerability is uniquely identified as CVE-2018-3659 since 12/27/2017. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 12.0.5 eliminates this vulnerability.

Similar entry is available at VDB-123972. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
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: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CSME/TXE 12.0.5

Timelineinfo

12/27/2017 🔍
09/11/2018 +257 days 🔍
09/12/2018 +0 days 🔍
09/12/2018 +0 days 🔍
09/13/2018 +1 days 🔍
03/23/2020 +557 days 🔍

Sourcesinfo

Vendor: intel.com

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

CVE: CVE-2018-3659 (🔍)
GCVE (CVE): GCVE-0-2018-3659
GCVE (VulDB): GCVE-100-123975
See also: 🔍

Entryinfo

Created: 09/13/2018 08:33
Updated: 03/23/2020 11:31
Changes: 09/13/2018 08:33 (60), 03/23/2020 11:31 (2)
Complete: 🔍
Cache ID: 216::103

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