Home/CVE/An information leak vulnerability in the Smart USB Protection SMI Handler in some Lenovo models may allow an attacker wi
CVE

CVE-2022-40135

An information leak vulnerability in the Smart USB Protection SMI Handler in some Lenovo models may allow an attacker wi

An information leak vulnerability in the Smart USB Protection SMI Handler in some Lenovo models may allow an attacker with local access and elevated privileges to read SMM memory.

MEDIUM · CVSS 4.4 EPSS 0.00051
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

60
lenovo ideacentre c5-14imb05 firmware< o4hkt38a
lenovo thinkcentre e96z firmware< m26kt22a
lenovo ideacentre 3 07iab7 firmware< m49kt1da
lenovo ideacentre 3-07imb05 firmware< m2vkt1da
lenovo ideacentre 5 14iab7 firmware< m42kt40a
lenovo ideacentre 5-14acn6 firmware< o5ekt21a
lenovo ideacentre 5-14imb05 firmware< o4hkt38a
lenovo ideacentre 5-14iob6 firmware< m3gkt33a
▣

Scoring & Timeline

4.4
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 Jan 2023 · 10:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
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

1
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-94953Vendor Advisory
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