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CVE-2020-8333

HIGHCVSS 7.8/10EPSS 0.33%

Last modified

CVE-2020-8333 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

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

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.33%

25.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
Lenovo63 Firmware< fckt98a
LenovoH50-30g Firmware< fckt98a
LenovoM4500 Firmware< fckt98a
LenovoM4550 Firmware< fckt98a
LenovoQitian 4500 Firmware< fckt98a
LenovoQitian B4550 Firmware< fckt98a
LenovoQitian M4550 Firmware< fckt98a
LenovoThinkcentre E73 Firmware< fckt98a
LenovoThinkcentre E73s Firmware< fckt98a
LenovoThinkcentre E93 Firmware< fbktdea
LenovoThinkcentre M4500k Firmware< fckt98a
LenovoThinkcentre M4500q Firmware< fhkt85a
LenovoThinkcentre M4500t Firmware< fckt98a
LenovoThinkcentre M4500s Firmware< fckt98a
LenovoYangtian Afh81 Firmware< fckt98a
LenovoYangtian Mc H81 Firmware< fckt98a
LenovoYangtian Mf H81 Pci Firmware< fckt98a
LenovoYangtian Wf H81 Pci Firmware< fckt98a
LenovoYangtian Tc H81 Pci Firmware< fckt98a
LenovoYangtian Wcc H81 Pci Firmware< fckt98a
LenovoThinkcentre M9350z Firmware< fekta2a
LenovoThinkcentre M93z Firmware< fekta2a
LenovoThinkstation C30 Firmware< a3kt70a
LenovoThinkstation D30 Firmware< a3kt70a
LenovoThinkstation E32 Firmware< fbktdea
LenovoThinkstation P300 Firmware< a2kt70a
LenovoThinkstation S30 Firmware< a2kt70a

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-8333?
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
How severe is CVE-2020-8333?
CVE-2020-8333 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8333?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8333?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST