Security Resilience

CVE-2023-28376

Memory Safety in Intel Ethernet Network Adapter E810-2Cqda2 Firmware ≤ 1.7.1

Memory Safety
Published
14 November 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 6.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0038 31th percentile
Risk Priority 50 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-28376 is a medium-severity Out-of-bounds Read (CWE-125) vulnerability in Intel Ethernet Network Adapter E810-2Cqda2 Firmware. Its CVSS base score is 6.5 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Data Obfuscation (T1001); ranked at the 31th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

Out-of-bounds read in the firmware for some Intel(R) E810 Ethernet Controllers and Adapters before version 1.7.1 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

CWE(s)
CWE-125

Related Threats

MITRE ATT&CK Enterprise Techniques

T1001 Data Obfuscation Command And Control
Adversaries may obfuscate command and control traffic to make it more difficult to detect.
attack.mitre.org →
T1001.002 Steganography Command And Control
Adversaries may use steganographic techniques to hide command and control traffic to make detection efforts more difficult.
attack.mitre.org →
T1003.002 Security Account Manager Credential Access
Adversaries may attempt to extract credential material from the Security Account Manager (SAM) database either through in-memory techniques or through the Windows Registry where the SAM database is stored.
attack.mitre.org →
T1003.003 NTDS Credential Access
Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights.
attack.mitre.org →
T1003.004 LSA Secrets Credential Access
Adversaries with SYSTEM access to a host may attempt to access Local Security Authority (LSA) secrets, which can contain a variety of different credential materials, such as credentials for service accounts.
attack.mitre.org →
T1003.006 DCSync Credential Access
Adversaries may attempt to access credentials and other sensitive information by abusing a Windows Domain Controller's application programming interface (API)(Citation: Microsoft DRSR Dec 2017) (Citation: Microsoft GetNCCChanges) (Citati…
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2025-32003Same product: Intel Ethernet Network Adapter E810-2Cqda2
CVE-2023-24475Same vendor: Intel
CVE-2025-20026Same vendor: Intel
CVE-2023-25756Same vendor: Intel
CVE-2023-23909Same vendor: Intel
CVE-2026-20749Same vendor: Intel
CVE-2024-33607Same vendor: Intel
CVE-2023-30760Same vendor: Intel
CVE-2023-41252Same vendor: Intel
CVE-2023-28404Same vendor: Intel

Affected Assets

intel
ethernet network adapter e810-2cqda2 firmware
≤ 1.7.1
intel
ethernet network adapter e810-cqda1 firmware
≤ 1.7.1
intel
ethernet network adapter e810-cqda1 for ocp firmware
≤ 1.7.1
intel
ethernet network adapter e810-cqda1 for ocp 3.0 firmware
≤ 1.7.1
intel
ethernet network adapter e810-cqda2 firmware
≤ 1.7.1
intel
ethernet network adapter e810-cqda2 for ocp 3.0 firmware
≤ 1.7.1
intel
ethernet network adapter e810-cqda2t firmware
≤ 1.7.1

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

ID.RA-01 partial match
blocks

Vulnerability scanning and recording can discover instances of out-of-bounds reads after code is deployed.

PR.PS-02 partial match
blocks

Routine patching replaces vulnerable code containing out-of-bounds read flaws.

PR.PS-06 partial match
blocks

Secure-development practices such as bounds checking and memory-safe languages directly prevent out-of-bounds reads.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match
removes
A.5.15 Access control partial match
removes
A.5.16 Identity management partial match
removes
A.5.17 Authentication information partial match
removes
A.5.18 Access rights partial match
removes
A.8.10 Information deletion partial match
removes

References