How severe is CVE-2020-24500?

CVE-2020-24500 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-24500 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24500?

CVE-2020-24500 affects Intel Ethernet Network Adapter E810 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24500?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-24500 published?

CVE-2020-24500 was published on 2021-02-17 and last updated on 2026-06-17.

CVE-2020-24500

CVE-2020-24500 is a medium-severity vulnerability in Intel Ethernet Network Adapter E810 Firmware with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Intel Ethernet Network Adapter E810 Firmware
Published: 2021-02-17
Last modified: 2026-06-17

Description

Buffer overflow in the firmware for Intel(R) E810 Ethernet Controllers before version 1.4.1.13 may allow a privileged user to potentially enable a denial of service via local access.

Frequently asked questions

What is CVE-2020-24500?: Buffer overflow in the firmware for Intel(R) E810 Ethernet Controllers before version 1.4.1.13 may allow a privileged user to potentially enable a denial of service via local access.
How severe is CVE-2020-24500?: CVE-2020-24500 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-24500 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24500?: CVE-2020-24500 affects Intel Ethernet Network Adapter E810 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24500?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-24500 published?: CVE-2020-24500 was published on 2021-02-17 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00456.html

Affected products (1)

cpe:2.3:o:intel:ethernet_network_adapter_e810_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Ethernet Network Adapter E810 Firmware

CVE-2020-24501 — Medium (CVSS 6.5): Buffer overflow in the firmware for Intel(R) E810 Ethernet Controllers before version 1.4.1.13 may allow an…
CVE-2020-24504 — Medium (CVSS 5.5): Uncontrolled resource consumption in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 may…
CVE-2020-24503 — Medium (CVSS 5.5): Insufficient access control in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 may allow an…
CVE-2020-24502 — Medium (CVSS 5.5): Improper input validation in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 and before…
CVE-2020-24498 — Medium (CVSS 4.4): Buffer overflow in the firmware for Intel(R) E810 Ethernet Controllers before version 1.4.1.13 may allow a privileged…
CVE-2020-24497 — Medium (CVSS 4.4): Insufficient Access Control in the firmware for Intel(R) E810 Ethernet Controllers before version 1.4.1.13 may allow a…

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