Vulnerability details
CVE-2024-56161
CVSS 3.1
7.2High
Official description
Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.2High | 3.1 | CVEProject cvelistV5 (CNA) (AMD) | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| No product information recorded. | |||
References and advisories
5- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3019.html
- http://www.openwall.com/lists/oss-security/2025/02/04/1
- http://www.openwall.com/lists/oss-security/2025/03/06/2
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00024.html
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Details
- Published
- 2025-02-03
- Last updated
- 2025-04-03
- State
- Published
- Assigner (CNA)
- AMD
Exploit prediction (EPSS)
0.53%
Probability of exploitation in 30 days
45.1%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-347Improper Verification of Cryptographic Signature