Improper SMM Communication Buffer Verification in Dell PowerEdge and Precision BIOS
CVE-2022-34413

7.5HIGH

Key Information:

Vendor
Dell
Status
Poweredge Platform
Vendor
CVE Published:
16 March 2023

Summary

Dell PowerEdge BIOS and Dell Precision BIOS feature a vulnerability that stems from inadequate verification of communication buffers in System Management Mode (SMM). A skilled local attacker with elevated privileges could leverage this flaw to execute arbitrary code or induce a denial of service, posing a serious risk to system integrity and availability. It is crucial for users to be aware of this vulnerability and apply any recommended patches or mitigations.

Affected Version(s)

PowerEdge Platform 14G,15G

References

https://www.dell.com/support/kbdoc/en-us/000206296/dsa-20...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.