Medium severity · published Feb 23, 2024
CVE-2021-33142
Improper input validation in some Intel(R) Ethernet Adapters and Intel(R) Ethernet Controller I225 Manageability firmware may allow a privileged user to potentially enable denial…
6.0
CVSS
0.2%
EPSS
No
On KEV
Description
Improper input validation in some Intel(R) Ethernet Adapters and Intel(R) Ethernet Controller I225 Manageability firmware may allow a privileged user to potentially enable denial of service via local access.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IE
Intel(R) Ethernet Adapters and Intel(R) Ethernet Controller I225 Manageability firmware ·
See references · source: vendor
EA
Ethernet Adapter Complete Driver · Intel
before 29.0.1 · source: NVD
EC
Ethernet Controller I225-it Firmware · Intel
before 1.87 · source: NVD
EC
Ethernet Controller I225-lm Firmware · Intel
before 1.87 · source: NVD
EC
Ethernet Controller I225-v Firmware · Intel
before 1.87 · source: NVD
Affected product
IE
Intel(R) Ethernet Adapters and Intel(R) Ethernet Controller I225 Manageability firmware
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-33142
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-33142
Vendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html
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