CVE-2020-8333
HIGH
7.8
CVSS Score
Published: September 24, 2020 at 09:05 PM UTC
Updated: June 17, 2026 at 03:26 AM UTC
55 products affected across 1 vendorThinkstation P300 FirmwareThinkcentre M4500Q FirmwareThinkcentre E93 Firmware
Using BIOS by Lenovo?
Get instant alerts when new vulnerabilities affect BIOS - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.3%
Description
A potential vulnerability in the SMI callback function used in the EEPROM driver in some Lenovo Desktops and ThinkStation models may allow arbitrary code execution
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-63 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-h50-30g (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-m4500 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-m4550 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-qitian-4500 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-qitian-b4550 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-qitian-m4550 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-thinkcentre-e73 (same device)
v < fckt98a
Affected range stops below fckt98a, so it looks safe — our inference, not a vendor statement
lenovo-thinkcentre-e73s (same device)
v < fbktdea
Affected range stops below fbktdea, so it looks safe — our inference, not a vendor statement
lenovo-thinkcentre-e93 (same device)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://support.lenovo.com/us/en/product_security/LEN-30042CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card