CVE-2023-31355
MEDIUM EPSS 35.4%
Published Aug 5, 20241y ago · Modified Jun 17, 20261w ago
6.0 CVSS 3.1
Published Aug 5, 2024 1y ago
Last Modified Jun 17, 2026 1w ago
Description
Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially allowing reading of memory from a decommissioned guest.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N Attack Vector Local
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Changed
Confidentiality High
Integrity None
Availability None
Threat Intelligence
EPSS Exploit Probability
35.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 2
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 172
| Vendor | Product | Version | Range |
|---|---|---|---|
| amd | epyc_7203_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7203 | * | any |
| amd | epyc_7203p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7203p | * | any |
| amd | epyc_72f3_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_72f3 | * | any |
| amd | epyc_7303_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7303 | * | any |
| amd | epyc_7303p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7303p | * | any |
| amd | epyc_7313_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7313 | * | any |
| amd | epyc_7313p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7313p | * | any |
| amd | epyc_7343_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7343 | * | any |
| amd | epyc_73f3_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_73f3 | * | any |
| amd | epyc_7373x_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7373x | * | any |
| amd | epyc_7413_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7413 | * | any |
| amd | epyc_7443_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7443 | * | any |
| amd | epyc_7443p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7443p | * | any |
| amd | epyc_74f3_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_74f3 | * | any |
| amd | epyc_7453_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7453 | * | any |
| amd | epyc_7473x_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7473x | * | any |
| amd | epyc_7513_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7513 | * | any |
| amd | epyc_7543_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7543 | * | any |
| amd | epyc_7543p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7543p | * | any |
| amd | epyc_75f3_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_75f3 | * | any |
| amd | epyc_7573x_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7573x | * | any |
| amd | epyc_7643_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7643 | * | any |
| amd | epyc_7773x_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7773x | * | any |
| amd | epyc_7643p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7643p | * | any |
| amd | epyc_7663_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7663 | * | any |
| amd | epyc_7663p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7663p | * | any |
| amd | epyc_7713_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7713 | * | any |
| amd | epyc_7713p_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7713p | * | any |
| amd | epyc_7763_firmware | * | <milanpi_1.0.0.d |
| amd | epyc_7763 | * | any |
| amd | epyc_8024pn_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8024pn | * | any |
| amd | epyc_8024p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8024p | * | any |
| amd | epyc_8124pn_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8124pn | * | any |
| amd | epyc_8124p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8124p | * | any |
| amd | epyc_8224pn_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8224pn | * | any |
| amd | epyc_8224p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8224p | * | any |
| amd | epyc_8324pn_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8324pn | * | any |
| amd | epyc_8324p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8324p | * | any |
| amd | epyc_8434pn_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8434pn | * | any |
| amd | epyc_8434p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8434p | * | any |
| amd | epyc_8534pn_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8534pn | * | any |
| amd | epyc_8534p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_8534p | * | any |
| amd | epyc_9734_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9734 | * | any |
| amd | epyc_9754s_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9754s | * | any |
| amd | epyc_9754_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9754 | * | any |
| amd | epyc_9184x_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9184x | * | any |
| amd | epyc_9384x_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9384x | * | any |
| amd | epyc_9684x_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9684x | * | any |
| amd | epyc_9124_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9124 | * | any |
| amd | epyc_9174f_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9174f | * | any |
| amd | epyc_9224_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9224 | * | any |
| amd | epyc_9254_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9254 | * | any |
| amd | epyc_9274f_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9274f | * | any |
| amd | epyc_9334_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9334 | * | any |
| amd | epyc_9354_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9354 | * | any |
| amd | epyc_9354p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9354p | * | any |
| amd | epyc_9374f_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9374f | * | any |
| amd | epyc_9454_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9454 | * | any |
| amd | epyc_9454p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9454p | * | any |
| amd | epyc_9474f_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9474f | * | any |
| amd | epyc_9534_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9534 | * | any |
| amd | epyc_9554_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9554 | * | any |
| amd | epyc_9554p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9554p | * | any |
| amd | epyc_9634_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9634 | * | any |
| amd | epyc_9654_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9654 | * | any |
| amd | epyc_9654p_firmware | * | <genoapi_1.0.0.c |
| amd | epyc_9654p | * | any |
| amd | epyc_embedded_7313_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7313 | * | any |
| amd | epyc_embedded_7313p_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7313p | * | any |
| amd | epyc_embedded_7413_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7413 | * | any |
| amd | epyc_embedded_7443_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7443 | * | any |
| amd | epyc_embedded_7443p_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7443p | * | any |
| amd | epyc_embedded_7543_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7543 | * | any |
| amd | epyc_embedded_7543p_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7543p | * | any |
| amd | epyc_embedded_7643_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7643 | * | any |
| amd | epyc_embedded_7713_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7713 | * | any |
| amd | epyc_embedded_7713p_firmware | * | <embmilanpi-sp3_1.0.0.9 |
| amd | epyc_embedded_7713p | * | any |
| amd | epyc_embedded_9124_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9124 | * | any |
| amd | epyc_embedded_9254_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9254 | * | any |
| amd | epyc_embedded_9354_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9354 | * | any |
| amd | epyc_embedded_9354p_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9354p | * | any |
| amd | epyc_embedded_9454_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9454 | * | any |
| amd | epyc_embedded_9454p_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9454p | * | any |
| amd | epyc_embedded_9534_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9534 | * | any |
| amd | epyc_embedded_9554_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9554 | * | any |
| amd | epyc_embedded_9554p_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9554p | * | any |
| amd | epyc_embedded_9654_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9654 | * | any |
| amd | epyc_embedded_9654p_firmware | * | <embgenoapi-sp5_1.0.0.7 |
| amd | epyc_embedded_9654p | * | any |
References 1
- https https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.