CVE-2022-46487 - Vulnerability Details - OpenCVE

Description

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.

Published: 2023-12-30

Score: 7.8 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:scontain:scone:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00168.

Exploitation poc

Automatable no

Technical Impact partial

References

Link	Providers
https://jovanbulck.github.io/files/acsac20-fpu.pdf
https://jovanbulck.github.io/files/oakland24-pandora.pdf
https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle
https://nvd.nist.gov/vuln/detail/CVE-2020-15107
https://sconedocs.github.io/release5.7/
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/best-practices/data-operand-independent-timing-isa-guidance.html#inpage-nav-3-3

History

Thu, 17 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Scontain Scone

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-12-30T00:00:00.000Z

Updated: 2025-04-17T20:07:28.695Z

Reserved: 2022-12-05T00:00:00.000Z

Link: CVE-2022-46487

Vulnrichment

Updated: 2024-08-03T14:31:46.439Z

NVD

Status : Modified

Published: 2023-12-30T03:15:08.233

Modified: 2025-04-17T20:15:25.697

Link: CVE-2022-46487

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-665

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