Vulnerability in Scontain Scone
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.
Vulnerability class: Dirty Pipe (CVE-2022-0847)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Weakness classification (CWE)
References
- sconedocs.github.io/release5.7/ (Release Notes)
- jovanbulck.github.io/files/acsac20-fpu.pdf (Exploit, Third Party Advisory)
- www.intel.com/content/www/us/en/developer/articles/technical/software-security-… (Technical Description)
- nvd.nist.gov/vuln/detail/CVE-2020-15107 (US Government Resource, Third Party Advisory)
- nvd.nist.gov/vuln/detail/CVE-2020-0561 (US Government Resource, Third Party Advisory)
- jovanbulck.github.io/files/oakland24-pandora.pdf (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-46487?
- CVE-2022-46487 is a high-severity vulnerability in Scontain Scone, classified under Improper Initialization. CVSS score: 7.8/10. Published 2023-12-30.
- How severe is CVE-2022-46487?
- High severity. CVSS v3 base score is 7.8 out of 10.