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    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.

    Published:Dec 30, 2023
    Last Modified:Apr 17, 2025
    EPS:Dec 30, 2023
    EPSS Score:0.00123
    CVSS Score:7.8

    Affected Products

    Vendor
    Scontain
    Product
    Scone

    Exploits

    https://jovanbulck.github.io/files/acsac20-fpu.pdfhttps://jovanbulck.github.io/files/oakland24-pandora.pdfhttps://jovanbulck.github.io/files/acsac20-fpu.pdfhttps://jovanbulck.github.io/files/oakland24-pandora.pdf

    Common Weakness Enumeration

    CWE-665 Improper Initialization

    References

    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
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High