NULL pointer dereference in the UEFI firmware for some Intel(R) Processors may allow a…
Priority LOW 31CWE-395Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
NULL pointer dereference in the UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00143 3rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | UEFI firmware for some Intel(R) Processors | See references | — | No fix listed | CNA |
- UEFI firmware for some Intel(R) Processors Vendor— Affected See references Fixed in — No fix listed CNA
CPE names CISA-ADP · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ieisystem:uefi_firmware:8.4:*:*:*:*:*:*:* | 8.4 | — | — |
- cpe:2.3:a:ieisystem:uefi_firmware:8.4:*:*:*:*:*:*:* Versions 8.4 — ·—
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-23904
- 2026-10-03 Alias added: GHSA-c7c7-8frm-jcmp
References
Sources
- CVE-2023-23904 · CVE Program
- CVE-2023-23904 · NVD
- FIRST EPSS
- GHSA-c7c7-8frm-jcmp · GitHub Advisory Database · CC BY 4.0
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