CVE-2022-46487
"SCONE Intel SGX x87/SSE Floating-Point Configuration Register Initialization Vulnerability"
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.
INFO
Published Date :
Dec. 30, 2023, 3:15 a.m.
Last Modified :
April 17, 2025, 8:15 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-46487.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-46487 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-46487 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Apr. 17, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-665 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://jovanbulck.github.io/files/acsac20-fpu.pdf Added Reference https://jovanbulck.github.io/files/oakland24-pandora.pdf Added Reference https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle Added Reference https://nvd.nist.gov/vuln/detail/CVE-2020-15107 Added Reference https://sconedocs.github.io/release5.7/ Added Reference 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 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jan. 05, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://jovanbulck.github.io/files/acsac20-fpu.pdf No Types Assigned https://jovanbulck.github.io/files/acsac20-fpu.pdf Exploit, Third Party Advisory Changed Reference Type https://jovanbulck.github.io/files/oakland24-pandora.pdf No Types Assigned https://jovanbulck.github.io/files/oakland24-pandora.pdf Exploit, Third Party Advisory Changed Reference Type https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle No Types Assigned https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle Third Party Advisory, US Government Resource Changed Reference Type https://nvd.nist.gov/vuln/detail/CVE-2020-15107 No Types Assigned https://nvd.nist.gov/vuln/detail/CVE-2020-15107 Third Party Advisory, US Government Resource Changed Reference Type https://sconedocs.github.io/release5.7/ No Types Assigned https://sconedocs.github.io/release5.7/ Release Notes Changed Reference Type 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 No Types Assigned 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 Added CWE NIST CWE-665 Added CPE Configuration OR *cpe:2.3:a:scontain:scone:*:*:*:*:*:*:*:* versions up to (excluding) 5.8.0 -
CVE Received by [email protected]
Dec. 30, 2023
Action Type Old Value New Value Added 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. Added Reference MITRE https://sconedocs.github.io/release5.7/ [No types assigned] Added Reference MITRE https://jovanbulck.github.io/files/acsac20-fpu.pdf [No types assigned] Added Reference MITRE 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 [No types assigned] Added Reference MITRE https://nvd.nist.gov/vuln/detail/CVE-2020-15107 [No types assigned] Added Reference MITRE https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle [No types assigned] Added Reference MITRE https://jovanbulck.github.io/files/oakland24-pandora.pdf [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-46487 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-46487
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.09 }} -0.08%
score
0.23111
percentile