Medium severity · published Nov 14, 2023
CVE-2023-40220
Improper buffer restrictions in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access
4.4
CVSS
0.2%
EPSS
No
On KEV
Description
Improper buffer restrictions in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
Nuc6cayh Firmware · Intel
before ayaplcel.86a.0076 · source: NVD
NF
Nuc6cays Firmware · Intel
before ayaplcel.86a.0076 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-40220
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-40220
Vendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.html
More from Nuc6cayh Firmware
6.7
CVE-2020-8742
Improper input validation in the firmware for Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access