CVE-2023-22351
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to...
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
CVE-2023-22351- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2023-26514
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
EUVD-2023-26514- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-gjx4-p4f2-33wq
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to...
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
GHSA-gjx4-p4f2-33wq- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
CVE-2023-22351- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-22351 is a medium vulnerability (CVSS 6.9) in Ieisystem Uefi Firmware, published September 16, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.