CVE-2022-46487 - 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

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HIGH

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 Dec 30, 2023

7.8

HIGH

CVSS 3.1

EPSS 0.60%

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.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-665

References (7)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-49291
Advisory
https://jovanbulck.github.io/files/acsac20-fpu.pdf
ExploitThird Party Advisory
https://jovanbulck.github.io/files/oakland24-pandora.pdf
ExploitThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle
Third Party AdvisoryUS Government Resource
https://nvd.nist.gov/vuln/detail/CVE-2020-15107
Third Party AdvisoryUS Government Resource
https://sconedocs.github.io/release5.7/
Release Notes
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
Technical Description

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-49291		Advisory
https://jovanbulck.github.io/files/acsac20-fpu.pdf		ExploitThird Party Advisory
https://jovanbulck.github.io/files/oakland24-pandora.pdf		ExploitThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle		Third Party AdvisoryUS Government Resource
https://nvd.nist.gov/vuln/detail/CVE-2020-15107		Third Party AdvisoryUS Government Resource
https://sconedocs.github.io/release5.7/		Release Notes
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		Technical Description