CVE-2023-38023

Name: CVE-2023-38023
Creator: NVD / NIST
Published: 2023-12-30T03:15:08.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2023-38023 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered in SCONE Confidential Computing Platform before 5.8.0 for Intel SGX. Lack of pointer-alignment logic in __scone_dispatch and other entry functions allows a local attacker to access unauthorized information, aka an "AEPIC Leak.". EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

An issue was discovered in SCONE Confidential Computing Platform before 5.8.0 for Intel SGX. Lack of pointer-alignment logic in __scone_dispatch and other entry functions allows a local attacker to access unauthorized information, aka an "AEPIC Leak."

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.22%

12.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Scontain	Scone	< 5.8.0

References

https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76Not Applicable, Third Party Advisory
https://jovanbulck.github.io/files/oakland24-pandora.pdfTechnical Description
https://sconedocs.github.io/release5.7/Release Notes
https://sconedocs.github.io/release5.8/Release Notes
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.htmlNot Applicable, Third Party Advisory
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2Not Applicable, Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.htmlNot Applicable, Third Party Advisory
https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76Not Applicable, Third Party Advisory
https://jovanbulck.github.io/files/oakland24-pandora.pdfTechnical Description
https://sconedocs.github.io/release5.7/Release Notes
https://sconedocs.github.io/release5.8/Release Notes
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.htmlNot Applicable, Third Party Advisory
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2Not Applicable, Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.htmlNot Applicable, Third Party Advisory

Timeline

Published: Dec 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-38023?

How severe is CVE-2023-38023?

CVE-2023-38023 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2023-38023?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-38023?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST