01 Record
CVE-2023-20526
Insufficient input validation in the ASP Bootloader may enable a privileged attacker with physical access to expose the contents of ASP memory potentially leading to a loss of confidentiality.
LowPUBLISHEDCNA: AMD
CNA base score1.9 CVSS v3.xCVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
02 Description
Insufficient input validation in the ASP Bootloader may enable a privileged attacker with physical access to expose the contents of ASP memory potentially leading to a loss of confidentiality.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.31% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 23.5% of scored records. A rank, not a probability.
- NVD base score
- 4.6 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-11-14 18:52Z2 YR AGO
- Last updated
- 2024-08-02 09:05Z2 YR AGO
- Reserved
- 2022-10-27
- Assigning CNA
- AMD
- Record state
- PUBLISHED
- Severity
- Low (CVSS 1.9)
- CNA CVSS vector
- CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- e0bbddef78fbb3b9ca5a7f0c7aaaa9e2747515154be4cf7af86c8e0ec437b8ba
05 Affected products
VendorProductVersionsPlatforms