CVE-2022-46487
- State
- Published
- Severity
- 7.8 High
- Published
- Dec 30, 2023
- Updated
- Apr 17, 2025
- Reserved
- Dec 5, 2022
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-665 Improper Initialization
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://sconedocs.github.io/release5.7/
- https://jovanbulck.github.io/files/acsac20-fpu.pdf
- 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://nvd.nist.gov/vuln/detail/CVE-2020-15107
- https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle
- https://jovanbulck.github.io/files/oakland24-pandora.pdf
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