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MitreCVE-2022-46487

HistoryDec 30, 2023 - 3:15 a.m.

CVE-2022-46487

2023-12-3003:15:08

CWE-665

mitre

web.nvd.nist.gov

cve-2022-46487

scone

intel sgx

security

vulnerability

side-channel analysis

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.3

Confidence

High

EPSS

Percentile

15.7%

JSON

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.

Affected configurations

Nvd

Node

scontainsconeRange<5.8.0

VendorProductVersionCPE
scontainscone*cpe:2.3:a:scontain:scone:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
scontain	scone	*	cpe:2.3:a:scontain:scone::::::::

References

jovanbulck.github.io/files/acsac20-fpu.pdf

jovanbulck.github.io/files/oakland24-pandora.pdf

nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle

nvd.nist.gov/vuln/detail/CVE-2020-15107

sconedocs.github.io/release5.7/

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.3

Confidence

High

EPSS

Percentile

15.7%

JSON

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