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CVE-2021-0009

MEDIUM
6.5
CVSS Score
Published: August 11, 2021 at 12:47 PM UTC
Updated: June 17, 2026 at 03:28 AM UTC
2 products affected across 1 vendorEthernet Controller E810 FirmwareEthernet Controller E810

Using Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters by N/A?

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ethernet Controller E810 Firmware· Intel
95%
v < 1.5.3.0
Affected range stops below 1.5.3.0, so it looks safe — our inference, not a vendor statement
intel-ethernet-controller-e810 (same device)
Ethernet Controller E810· Intel
60%
v < 1.5.3.0
Affected range stops below 1.5.3.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20210827-0009/
x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00479.html

CVSS

6.5MEDIUM[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125

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