CVE-2023-4856
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an...
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute arbitrary commands on a specific API endpoint.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- 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
CVE List Score used
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute arbitrary commands on a specific API endpoint.
- Record
CVE-2023-4856- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
EUVDEUVD-2023-54696
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute arbitrary commands on a specific API endpoint.
- Record
EUVD-2023-54696- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3962-w3j2-98vq
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an...
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute arbitrary commands on a specific API endpoint.
- Record
GHSA-3962-w3j2-98vq- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
NVD
A format string vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute arbitrary commands on a specific API endpoint.
- Record
CVE-2023-4856- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-4856 is a high vulnerability (CVSS 8.8) in Lenovo Fan Power Controller, published April 15, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.66%, the 52nd percentile. No source names a fixed version.