CVE-2023-20562
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may...
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.
- Record
CVE-2023-20562- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
CVE List No score
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.
- Record
CVE-2023-20562- Updated
- 2026-11-02
EUVDEUVD-2023-24741
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.
- Record
EUVD-2023-24741- CVSS
- 0.0 None
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f6f3-rrm8-q5r8
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may...
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.
- Record
GHSA-f6f3-rrm8-q5r8- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | passwa11/HITCON-2023-Demo-CVE-2023-20562 | 2023-08-21 |
| PoC in GitHub | zeze-zeze/HITCON-2023-Demo-CVE-2023-20562 | 2023-08-21 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-20562 is a high vulnerability (CVSS 7.8) in Amd Uprof, published August 8, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.98%, the 62nd percentile. No source names a fixed version.