Use after free in Intel CSME, Intel TXE
Priority LOW 34CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
Use after free in DAL subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25, Intel(R) TXE 3.1.80, 4.0.30 may allow an authenticated user to potentially enable escalation of privileges via local access.
Why it matters now
EPSS 0.00369 30th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Intel(R) CSME, Intel(R) TXE | Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25, Intel(R) TXE 3.1.80, 4.0.30 | — | No fix listed | CNA |
- Intel(R) CSME, Intel(R) TXE Vendor— Affected Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25, Intel(R) TXE 3.1.80, 4.0.30 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* | before 11.8.80; 11.12.0 to before 11.12.80; 11.22.0 to before 11.22.80; 12.0 to before 12.0.70; 14.0 to before 14.0.45; 14.5.0 to before 14.5.25 | Vulnerable | Intel |
| cpe:2.3:a:intel:trusted_execution_technology:3.1.80:*:*:*:*:*:*:* | 3.1.80 | Vulnerable | Intel |
| cpe:2.3:a:intel:trusted_execution_technology:4.0.30:*:*:*:*:*:*:* | 4.0.30 | Vulnerable | Intel |
- cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* Versions before 11.8.80; 11.12.0 to before 11.12.80; 11.22.0 to before 11.22.80; 12.0 to before 12.0.70; 14.0 to before 14.0.45; 14.5.0 to before 14.5.25 Vulnerable ·Intel
- cpe:2.3:a:intel:trusted_execution_technology:3.1.80:*:*:*:*:*:*:* Versions 3.1.80 Vulnerable ·Intel
- cpe:2.3:a:intel:trusted_execution_technology:4.0.30:*:*:*:*:*:*:* Versions 4.0.30 Vulnerable ·Intel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-12303
- 2026-10-03 Alias added: GHSA-hwgw-9wx9-2x6f
References
More Intel Converged Security And Manageability Engine vulnerabilities
- TI-2020-09828 Improper access control in Installer for Intel(R) CSME Driver for Windows versions before… CVSS 3.1HIGH 7.8
- TI-2020-06976 Insecure default initialization of resource in Intel(R) Boot Guard in Intel(R) CSME… CVSS 3.1MEDIUM 6.8
- TI-2020-15028 Modification of assumed-immutable data in subsystem in Intel(R) CSME versions before… CVSS 3.1MEDIUM 6.8
- TI-2020-07020 Improper input validation in Intel CSME CVSS 3.1MEDIUM 6.7
- TI-2020-07010 Insufficient control flow management in subsystem for Intel(R) CSME versions before… CVSS 3.1MEDIUM 6.8
- TI-2020-06974 Memory corruption in Intel CSME versions CVSS 3.1MEDIUM 6.7
Sources
- CVE-2020-12303 · CVE Program
- CVE-2020-12303 · NVD
- FIRST EPSS
- GHSA-hwgw-9wx9-2x6f · GitHub Advisory Database · CC BY 4.0
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