PSIRT Advisory – INTEL-SA-00400

Altera Security Advisory: INTEL-SA-00400
Advisory Category: Software
Impact of vulnerability: Denial of Service
Severity rating: Medium
Original release: 11/10/2020
Last revised: 05/06/2026

Summary

Summary:
A potential security vulnerability in the Intel® 50 Gbps Ethernet (50GbE) Intellectual Property (IP) Core for Intel® Quartus® Prime may allow denial of service.Intel is releasing a software update to mitigate this potential vulnerability.

Vulnerability Details:
CVEID: CVE-2020-8767

Description: Uncaught exception in the Intel(R) 50GbE IP Core for Intel® Quartus® Prime before version 20.2 may allow an authenticated user to potentially enable denial of service via local access.

CVSS Base Score: 4.4 Medium

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

Affected products:
Intel® Quartus® Prime before version 20.2.

Recommendations:
Intel recommends updating Intel® Quartus® Prime to 20.2 or later and discontinuing use of the Intel® 50GbE IP Core. The Intel® 100GbE IP Core is a recommended alternative.

Acknowledgements:
This issue was found internally by Intel employees. Intel we would like to thank Shahram Jamshidi.

Revision Date Description
1.0 11/10/2020 Initial Release
1.1 05/06/2026 Transfer Advisory to Altera.

Legal Notices and Disclaimers

Altera provides these materials as-is, with no express or implied warranties. All products, dates, and figures specified are preliminary based on current expectations, and are subject to change without notice.

Altera products and services described may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are available on request. Altera products that have met their End of Servicing Updates may no longer receive functional and security updates.

Altera technologies’ features and benefits depend on system configuration and may require enabled hardware, software, or service activation. Performance varies depending on system configuration. No product or component can be absolutely secure. Check with your system manufacturer or retailer or learn more at https://www.altera.com.

Some results may have been estimated or simulated using internal Altera analysis or architecture simulation or modeling and are provided for informational purposes only. Any differences in your system hardware, software, or configuration may affect your actual performance. © Altera Corporation.

Altera, the Altera logo, and other Altera marks are trademarks of Altera Corporation in the United States and other countries. Other names and brands may be claimed as the property of others.