CVE-2022-48189

Home/CVE/An SMM driver input validation vulnerability in the BIOS of some ThinkPad models could allow an attacker with local acce

CVE

An SMM driver input validation vulnerability in the BIOS of some ThinkPad models could allow an attacker with local acce

An SMM driver input validation vulnerability in the BIOS of some ThinkPad models could allow an attacker with local access and elevated privileges to execute arbitrary code.

MEDIUM · CVSS 6.7 EPSS 0.00022

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-20Improper Input Validation

▤

Affected Products & Versions

lenovo thinkpad e14 firmware< 1.23
lenovo thinkpad e14 gen 2 firmware< 1.55
lenovo thinkpad e14 gen 4 firmware< 1.18
lenovo thinkpad e14 gen 4 firmware< 1.16
lenovo thinkpad e15 firmware< 1.23
lenovo thinkpad e15 gen 2 firmware< 1.55
lenovo thinkpad e15 gen 4 firmware< 1.18
lenovo thinkpad e15 gen 4 firmware< 1.16
Show all 60 affected productslenovo thinkpad e490 firmware< 1.34
lenovo thinkpad e490s firmware< 1.34
lenovo thinkpad e590 firmware< 1.34
lenovo thinkpad l13 gen 3 firmware< 1.14
lenovo thinkpad l13 yoga gen 3 firmware< 1.14
lenovo thinkpad l14 firmware< 1.2
lenovo thinkpad l14 firmware< 1.3
lenovo thinkpad l14 firmwareall versions
lenovo thinkpad l14 firmware< 1.26
lenovo thinkpad l15 firmware< 1.2
lenovo thinkpad l15 firmware< 1.3
lenovo thinkpad l15 gen 2 firmwareall versions
lenovo thinkpad l15 gen 3 firmware< 1.26
lenovo thinkpad l490 firmware< 1.32
lenovo thinkpad l590 firmware< 1.32
lenovo thinkpad p1 gen 2 firmware< 1.46
lenovo thinkpad p1 gen 3 firmware< 1.27
lenovo thinkpad p1 gen 4 firmware< 1.22
lenovo thinkpad p1 gen 5 firmware< 1.16
lenovo thinkpad p14s gen 1 firmware< 1.28
lenovo thinkpad p14s gen 2 firmwareall versions
lenovo thinkpad p14s gen 2 firmware< 1.34
lenovo thinkpad p14s gen 3 firmwareall versions
lenovo thinkpad p15 gen 1 firmware< 1.32
lenovo thinkpad p15 gen 2 firmware< 1.25
lenovo thinkpad p15s gen 1 firmware< 1.28
lenovo thinkpad p15s gen 2 firmwareall versions
lenovo thinkpad p15v gen 1 firmware< 1.32
lenovo thinkpad p15v gen 2 firmware< 1.19
lenovo thinkpad p15v gen 3 firmware< 1.15
lenovo thinkpad p16 gen 1 firmware< 1.17
lenovo thinkpad p16s gen 1 firmwareall versions
lenovo thinkpad p17 gen 1 firmware< 1.32
lenovo thinkpad p17 gen 2 firmware< 1.25
lenovo thinkpad p43s firmwareall versions
lenovo thinkpad p53 firmware< 1.4
lenovo thinkpad p53s firmwareall versions
lenovo thinkpad p73 firmware< 1.4
lenovo thinkpad t14 gen 1 firmware< 1.28
lenovo thinkpad t14 gen 2 firmwareall versions
lenovo thinkpad t14 gen 2 firmware< 1.34
lenovo thinkpad t14 gen 3 firmwareall versions
lenovo thinkpad t14s firmware< 1.26
lenovo thinkpad t14s gen 2 firmware< 1.51
lenovo thinkpad t14s gen 2 firmware< 1.37
lenovo thinkpad t14s gen 3 firmware< 1.33
lenovo thinkpad t15 firmware< 1.28
lenovo thinkpad t15 gen 2 firmwareall versions
lenovo thinkpad t15g gen 1 firmware< 1.32
lenovo thinkpad t15g gen 2 firmware< 1.25
lenovo thinkpad t15p gen 1 firmware< 1.32
lenovo thinkpad t15p gen 2 firmware< 1.19

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Scoring & Timeline

6.7

MEDIUM · CVSS v3.1 · psirt@lenovo.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD30 Oct 2023 · 03:15 PM

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

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

Technical impact

total

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://support.lenovo.com/us/en/product_security/LEN-106014Vendor Advisory

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