Dell PowerEdge T30 and T40 Mini Tower update for Tianocore EDK2



Published: 2023-05-26
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-38578
CWE-ID CWE-787
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		PowerEdge T30 Mini Tower Server
Server applications / Other server solutions

PowerEdge T40
Hardware solutions / Firmware

Vendor Dell

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU75395

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-38578

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in MdeModulePkg/Core/PiSmmCore/PiSmmCore.c. A local user trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

PowerEdge T30 Mini Tower Server: before 1.11.0

PowerEdge T40: before 1.11.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/nl-nl/000214120/dsa-2023-183-dell-poweredge-t30-and-t40-mini-tower-security-update-for-an-tianocore-edk2-vulnerability


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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