CVE-2021-33096

MEDIUM

Intel 82599EN/ES/EB Firmware < 5.13.4 - Authenticated Denial of Service via Network on Chip Resource Isolation

Title source: llm
STIX 2.1

Description

Improper isolation of shared resources in network on chip for the Intel(R) 82599 Ethernet Controllers and Adapters may allow an authenticated user to potentially enable denial of service via local access.

References (2)

Core 2

Scores

CVSS v3 5.5
EPSS 0.0005
EPSS Percentile 15.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-668
Status published
Products (3)
intel/82599eb_firmware < 5.13.4
intel/82599en_firmware < 5.13.4
intel/82599es_firmware < 5.13.4
Published Feb 09, 2022
Tracked Since Feb 18, 2026