Scontain SCONE up to 5.7.x Floating Point __scone_entry behavioral discrepancy

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Scontain SCONE up to 5.7.x. Affected by this vulnerability is the function __scone_entry of the component Floating Point Handler. Executing a manipulation can lead to behavioral discrepancy. This vulnerability is registered as CVE-2022-46487. The attack needs to be launched locally. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Scontain SCONE up to 5.7.x. It has been declared as problematic. This vulnerability affects the function __scone_entry of the component Floating Point Handler. The manipulation with an unknown input leads to a behavioral discrepancy vulnerability. The CWE definition for the vulnerability is CWE-205. The product's behaviors indicate important differences that may be observed by unauthorized actors in a way that reveals (1) its internal state or decision process, or (2) differences from other products with equivalent functionality. As an impact it is known to affect confidentiality. CVE summarizes:

Improper initialization of x87 and SSE floating-point configuration registers in the __scone_entry component of SCONE before 5.8.0 for Intel SGX allows a local attacker to compromise the execution integrity of floating-point operations in an enclave or access sensitive information via side-channel analysis.

The weakness was published 12/30/2023. The advisory is available at intel.com. This vulnerability was named CVE-2022-46487 since 12/05/2022. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 5.8.0 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

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: 2.5
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Behavioral discrepancy
CWE: CWE-205 / CWE-203 / CWE-200
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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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SCONE 5.8.0

Timelineinfo

12/05/2022 🔍
12/30/2023 +390 days 🔍
12/30/2023 +0 days 🔍
04/18/2025 +475 days 🔍

Sourcesinfo

Advisory: intel.com
Status: Confirmed

CVE: CVE-2022-46487 (🔍)
GCVE (CVE): GCVE-0-2022-46487
GCVE (VulDB): GCVE-100-249370

Entryinfo

Created: 12/30/2023 09:36
Updated: 04/18/2025 07:45
Changes: 12/30/2023 09:36 (41), 01/21/2024 20:22 (11), 04/18/2025 07:45 (16)
Complete: 🔍
Cache ID: 216::103

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