medium
6
CWE
284
Advisory Published
CVE Published
Updated

CVE-2023-31346

First published: Sat Nov 18 2023(Updated: )

AMD SEV-SNP Firmware could allow a local authenticated attacker to obtain sensitive information, caused by the failure to initialize memory. By sending a specially crafted request, an attacker could exploit this vulnerability to access stale data from other guests, and use this information to launch further attacks against the affected system.

Credit: psirt@amd.com

Affected SoftwareAffected VersionHow to fix
IBM Security QRadar<=7.5 - 7.5.0 UP9 IF03
IBM Security QRadar Incident Forensics<=7.5 - 7.5.0 UP9 IF03
All of
AMD EPYC 7773X Firmware<milanpi_1.0.0.c
AMD EPYC 7773X Firmware
All of
AMD EPYC 7763 Firmware<milanpi_1.0.0.c
AMD EPYC 7763 Firmware
All of
AMD EPYC 7713P Firmware<milanpi_1.0.0.c
AMD EPYC 7713 Firmware
All of
AMD EPYC 7713P Firmware<milanpi_1.0.0.c
AMD EPYC 7713P Firmware
All of
AMD EPYC 7663 Firmware<milanpi_1.0.0.c
AMD EPYC 7663 Firmware
All of
AMD EPYC 7663P Firmware<milanpi_1.0.0.c
AMD EPYC 7663P Firmware
All of
AMD EPYC 7643P Firmware<milanpi_1.0.0.c
AMD EPYC 7643 Firmware
All of
AMD EPYC Firmware<milanpi_1.0.0.c
AMD EPYC 7643P Firmware
All of
AMD EPYC 7573X Firmware<milanpi_1.0.0.c
AMD EPYC 7573X Firmware
All of
AMD EPYC 75F3 Firmware<milanpi_1.0.0.c
AMD EPYC 75F3 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC 7543 Firmware
All of
AMD EPYC 7543P Firmware<milanpi_1.0.0.c
AMD EPYC 7543P Firmware
All of
AMD EPYC 7513 Firmware<milanpi_1.0.0.c
AMD EPYC 7513 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC Server
All of
AMD EPYC 7473X Firmware<milanpi_1.0.0.c
AMD EPYC 7473X Firmware
All of
AMD EPYC 74F3 Firmware<milanpi_1.0.0.c
AMD EPYC 74F3 Firmware
All of
AMD EPYC 7443P Firmware<milanpi_1.0.0.c
AMD EPYC 7443P
All of
AMD EPYC 7443P Firmware<milanpi_1.0.0.c
AMD EPYC 7443P Firmware
All of
AMD EPYC 7413 Firmware<milanpi_1.0.0.c
AMD EPYC 7413 Firmware
All of
AMD EPYC 7373X Firmware<milanpi_1.0.0.c
AMD EPYC 7373X Firmware
All of
AMD EPYC 73F3 Firmware<milanpi_1.0.0.c
AMD EPYC 73F3 Firmware
All of
Amd Epyc Server Firmware<milanpi_1.0.0.c
AMD EPYC 7343 Firmware
All of
AMD EPYC Firmware<milanpi_1.0.0.c
AMD EPYC 7313 Firmware
All of
AMD EPYC 7313P Firmware<milanpi_1.0.0.c
AMD EPYC 7313P Firmware
All of
AMD EPYC 7303 Firmware<milanpi_1.0.0.c
AMD EPYC 7303 Firmware
All of
AMD EPYC 7303P Firmware<milanpi_1.0.0.c
AMD EPYC 7303P
All of
AMD EPYC 72F3 Firmware<milanpi_1.0.0.c
AMD EPYC 72F3 Firmware
All of
AMD EPYC 7203 Firmware<milanpi_1.0.0.c
AMD EPYC 72F3 Firmware
All of
AMD EPYC Firmware<milanpi_1.0.0.c
AMD EPYC 7203P Firmware
All of
AMD EPYC 8024PN Firmware<genoapi_1.0.0.b
AMD EPYC 8024PN Firmware
All of
AMD EPYC 8024PN Firmware<genoapi_1.0.0.b
AMD EPYC 8024PN Firmware
All of
AMD EPYC Firmware<genoapi_1.0.0.b
AMD EPYC 8124P Firmware
All of
AMD EPYC 8124PN<genoapi_1.0.0.b
AMD EPYC 8124PN Firmware
All of
AMD EPYC 8224PN Firmware<genoapi_1.0.0.b
AMD EPYC 8224P Firmware
All of
AMD EPYC 8224PN Firmware<genoapi_1.0.0.b
AMD EPYC 8224PN Firmware
All of
AMD EPYC 8324P Firmware<genoapi_1.0.0.b
AMD EPYC 8324P Firmware
All of
AMD EPYC 8324PN Firmware<genoapi_1.0.0.b
AMD EPYC 8324PN Firmware
All of
AMD EPYC 8434P Firmware<genoapi_1.0.0.b
AMD EPYC 8434P Firmware
All of
AMD EPYC 8434P Firmware<genoapi_1.0.0.b
AMD EPYC 8434PN Firmware
All of
AMD EPYC Firmware<genoapi_1.0.0.b
AMD EPYC 8534P Firmware
All of
AMD EPYC 8534PN Firmware<genoapi_1.0.0.b
AMD EPYC 8534PN Firmware
All of
AMD EPYC 9124 Firmware<genoapi_1.0.0.b
AMD EPYC 9124 Firmware
All of
AMD EPYC 9224 Firmware<genoapi_1.0.0.b
AMD EPYC 9224
All of
AMD EPYC 9254 Firmware<genoapi_1.0.0.b
AMD EPYC 9254 Firmware
All of
AMD EPYC 9334 firmware<genoapi_1.0.0.b
AMD EPYC 9334 firmware
All of
AMD EPYC 9354 Firmware<genoapi_1.0.0.b
AMD EPYC 9354P
All of
AMD EPYC 9354P Firmware<genoapi_1.0.0.b
AMD EPYC 9354P
All of
AMD EPYC 9174F Firmware<genoapi_1.0.0.b
AMD EPYC 9174F Firmware
All of
AMD EPYC 9184X Firmware<genoapi_1.0.0.b
AMD EPYC 9184X firmware
All of
AMD EPYC 9274F Firmware<genoapi_1.0.0.b
AMD EPYC 9274F Firmware
All of
AMD EPYC 9374F Firmware<genoapi_1.0.0.b
AMD EPYC 9374F Firmware
All of
AMD EPYC 9384X Firmware<genoapi_1.0.0.b
AMD EPYC 9384X Firmware
All of
AMD EPYC 9474F Firmware<genoapi_1.0.0.b
AMD Epyc 9474F Firmware
All of
AMD EPYC 9454P Firmware<genoapi_1.0.0.b
AMD EPYC 9454P
All of
AMD EPYC 9454P Firmware<genoapi_1.0.0.b
AMD EPYC 9454P Firmware
All of
AMD EPYC 9534 Firmware<genoapi_1.0.0.b
AMD EPYC 9534 Firmware
All of
AMD EPYC 9554P Firmware<genoapi_1.0.0.b
AMD EPYC 9554 Firmware
All of
AMD EPYC 9554P Firmware<genoapi_1.0.0.b
AMD EPYC 9554P
All of
AMD EPYC 9634 Firmware<genoapi_1.0.0.b
AMD EPYC 9634 Firmware
All of
AMD EPYC 9654 Firmware<genoapi_1.0.0.b
AMD EPYC 9654 firmware
All of
AMD EPYC 9654P Firmware<genoapi_1.0.0.b
AMD EPYC 9654P Firmware
All of
AMD EPYC 9684X Firmware<genoapi_1.0.0.b
AMD EPYC 9684X Firmware

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2023-31346?

    CVE-2023-31346 is considered a high-severity vulnerability due to potential sensitive information exposure.

  • How do I fix CVE-2023-31346?

    To mitigate CVE-2023-31346, update the affected AMD Epyc firmware to the latest version available that addresses the vulnerability.

  • Who is affected by CVE-2023-31346?

    CVE-2023-31346 affects local authenticated users of certain AMD Epyc processors running vulnerable firmware versions.

  • What types of exploitation does CVE-2023-31346 allow?

    CVE-2023-31346 allows an attacker to access stale data from other guests, potentially leading to information disclosure.

  • Which products are impacted by CVE-2023-31346?

    Products impacted by CVE-2023-31346 include various AMD Epyc processor firmware versions, specifically below milanpi_1.0.0.c.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203