CVE-2022-46487

CVSS 7.8 HIGHEPSS 0.6%CWE-665

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.8EPSS 0.6%KEV nãoPoC —Patch —

Lifecycle

30 Dec 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

n/a · n/a

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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