CVE-2021-0009 Denial of service in Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters

What is CVE-2021-0009?

CVE-2021-0009 is a medium-severity denial of service vulnerability in Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters, published on 11 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Out-of-bounds read in the firmware for Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.3.0 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

Weakness: CWE-125

Which versions are affected by CVE-2021-0009?

It affects 1 product.

Products include Intel Ethernet Controller E810 Firmware.

How do I fix CVE-2021-0009?

No fix has been published for CVE-2021-0009 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2021-0009 being exploited?

There is no known exploitation of CVE-2021-0009 in the wild and no public exploit code.

Other vulnerabilities in Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters

• CVE-2021-0084 Privilege escalation in Intel(R) Ethernet Controllers X722 and 800 series Linux RMDA driver High 7.8
• CVE-2021-0003 Information disclosure in Intel(R) Ethernet Controllers 800 series Linux drivers Medium 5.5
• CVE-2021-33128 Denial of service in Intel(R) E810 Ethernet Controllers Medium 4.4
• CVE-2022-28709 Denial of service in Intel(R) E810 Ethernet Controllers Medium 4.4
• CVE-2021-0005 Denial of service in Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters Medium 4.4

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-qf6f-9fq8-x522.