Improper input validation in Intel CSME
Priority LOW 30CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Improper input validation in subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70 and 14.0.45 may allow a privileged user to potentially enable escalation of privilege via local access.
Why it matters now
EPSS 0.00351 28th 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 | versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70 and 14.0.45 | — | No fix listed | CNA |
- Intel(R) CSME Vendor— Affected versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70 and 14.0.45 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| 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 | 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 Vulnerable ·Intel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-8756
- 2026-10-03 Alias added: GHSA-5g6j-6rmg-pj76
References
More Intel Converged Security And Manageability Engine vulnerabilities
- TI-2020-09833 Use after free in Intel CSME, Intel TXE CVSS 3.1HIGH 7.8
- 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-2020-07010 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-2020-8756 · CVE Program
- CVE-2020-8756 · NVD
- FIRST EPSS
- GHSA-5g6j-6rmg-pj76 · GitHub Advisory Database · CC BY 4.0
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