CVE-2023-31355 Vulnerability Details

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CVE-2023-31355 Metadata Quick Info

CVE Published: 05/08/2024 | CVE Updated: 06/08/2024 | CVE Year: 2023
Source: AMD | Vendor: AMD | Product: 3rd Gen AMD EPYC™ Processors
Status : PUBLISHED

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CVE-2023-31355 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.

Metrics

CVSS Version: 3.1 | Base Score: 6 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

l➤ Exploitability Metrics:
    Attack Vector (AV)* LOCAL
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* HIGH
    User Interaction (UI)* NONE
    Scope (S)* CHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* NONE
    Availability Impact (A)* NONE

Weakness Enumeration (CWE)

CWE-ID: CWE-119
CWE Name: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Source: AMD

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).