CVE-2020-12303

Name: CVE-2020-12303
Creator: NVD / NIST
Published: 2020-11-12T18:15:13.517+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2020-12303 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.36%

28.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Intel	Converged Security And Manageability Engine	< 11.8.80
Intel	Converged Security And Manageability Engine	>= 11.12.0, < 11.12.80
Intel	Converged Security And Manageability Engine	>= 11.22.0, < 11.22.80
Intel	Converged Security And Manageability Engine	>= 12.0, < 12.0.70
Intel	Converged Security And Manageability Engine	>= 14.0, < 14.0.45
Intel	Converged Security And Manageability Engine	>= 14.5.0, < 14.5.25
Intel	Trusted Execution Technology	3.1.80
Intel	Trusted Execution Technology	4.0.30

References

https://security.netapp.com/advisory/ntap-20201113-0002/Third Party Advisory
https://security.netapp.com/advisory/ntap-20201113-0005/Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391Vendor Advisory
https://security.netapp.com/advisory/ntap-20201113-0002/Third Party Advisory
https://security.netapp.com/advisory/ntap-20201113-0005/Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391Vendor Advisory

Timeline

Published: Nov 12, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12303?

How severe is CVE-2020-12303?

CVE-2020-12303 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12303?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-12303?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST