Intel Ethernet Network Adapter E810 up to 4.59 NVM Update Utility insecure inherited permissions

Summaryinfo

A vulnerability classified as critical has been found in Intel Ethernet Network Adapter E810 up to 4.59. This vulnerability affects unknown code of the component NVM Update Utility. This manipulation causes insecure inherited permissions. The identification of this vulnerability is CVE-2025-20629. The attack can only be executed locally. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Intel Ethernet Network Adapter E810 up to 4.59 and classified as critical. Affected by this vulnerability is some unknown processing of the component NVM Update Utility. The manipulation with an unknown input leads to a insecure inherited permissions vulnerability. The CWE definition for the vulnerability is CWE-277. A product defines a set of insecure permissions that are inherited by objects that are created by the program. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Insecure inherited permissions in the NVM Update Utility for some Intel(R) Ethernet Network Adapter E810 Series before version 4.60 may allow an authenticated user to potentially enable escalation of privilege via local access.

It is possible to read the advisory at intel.com. This vulnerability is known as CVE-2025-20629 since 11/06/2024. The exploitation appears to be difficult. Attacking locally is a requirement. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/14/2025). The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

Upgrading to version 4.60 eliminates this vulnerability.

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Productinfo

Vendor

• Intel

Name

• Ethernet Network Adapter E810

Version

• 4.0
• 4.1
• 4.2
• 4.3
• 4.4
• 4.5
• 4.6
• 4.7
• 4.8
• 4.9
• 4.10
• 4.11
• 4.12
• 4.13
• 4.14
• 4.15
• 4.16
• 4.17
• 4.18
• 4.19
• 4.20
• 4.21
• 4.22
• 4.23
• 4.24
• 4.25
• 4.26
• 4.27
• 4.28
• 4.29
• 4.30
• 4.31
• 4.32
• 4.33
• 4.34
• 4.35
• 4.36
• 4.37
• 4.38
• 4.39
• 4.40
• 4.41
• 4.42
• 4.43
• 4.44
• 4.45
• 4.46
• 4.47
• 4.48
• 4.49
• 4.50
• 4.51
• 4.52
• 4.53
• 4.54
• 4.55
• 4.56
• 4.57
• 4.58
• 4.59

License

• commercial

Website

• Vendor: https://www.intel.com/

CPE 2.3info

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CPE 2.2info

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