Home/CVE/Improper access control in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially ena
CVE

CVE-2022-26343

Improper access control in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially ena

Improper access control in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

HIGH · CVSS 8.2 EPSS 0.00076
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

60
intel xeon bronze 3104 firmwareall versions
intel xeon bronze 3106 firmwareall versions
intel xeon bronze 3204 firmwareall versions
intel xeon bronze 3206r firmwareall versions
intel xeon d-1513n firmwareall versions
intel xeon d-1518 firmwareall versions
intel xeon d-1520 firmwareall versions
intel xeon d-1521 firmwareall versions
▣

Scoring & Timeline

8.2
HIGH · CVSS v3.1 · secure@intel.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Feb 2023 · 08:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00717.htmlVendor Advisory
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin