Intel CSME/SPS Subsystem race condition

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Intel CSME and SPS. Impacted is an unknown function of the component Subsystem. This manipulation causes race condition. This vulnerability is handled as CVE-2020-8755. It is feasible to perform the attack on the physical device. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Intel CSME and SPS (affected version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Subsystem. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 11/12/2020 as intel-sa-00391. It is possible to read the advisory at intel.com. This vulnerability is known as CVE-2020-8755. The exploitation appears to be difficult. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 5.1

VulDB Base Score: 3.9
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.4
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
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: 🔍

Timelineinfo

02/06/2020 🔍
11/12/2020 +280 days 🔍
11/12/2020 +0 days 🔍
12/06/2020 +24 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00391
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-8755 (🔍)
GCVE (CVE): GCVE-0-2020-8755
GCVE (VulDB): GCVE-100-164851

Entryinfo

Created: 11/12/2020 21:42
Updated: 12/06/2020 15:41
Changes: 11/12/2020 21:42 (36), 12/06/2020 15:36 (3), 12/06/2020 15:41 (18)
Complete: 🔍
Cache ID: 216::103

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