Arbitrary Code Execution in Legacy USB Drivers for Lenovo and IBM Servers
CVE-2020-8332

6.4MEDIUM

Key Information:

Vendor

Lenovo
Status
System X
Vendor
CVE Published:
14 October 2020

What is CVE-2020-8332?

A vulnerability exists in the SMI callback function utilized by the USB drivers in legacy BIOS mode on certain Lenovo and IBM System x servers. This flaw could potentially allow an attacker to execute arbitrary code, thereby compromising the affected systems. It's important to note that servers operating in UEFI mode are not subject to this vulnerability.

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Affected Version(s)

System x various

System x various

References

https://support.lenovo.com/us/en/product_security/LEN-38625
x_refsource_MISC

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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